Home / 541,433,010,870.40-812,149,516,305.60-290,384,533,998.40

Finding the Fourth Proportional to 541,433,010,870.40, 812,149,516,305.60 and 290,384,533,998.40

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Solution

The fourth proportional to 541,433,010,870.40, 812,149,516,305.60 and 290,384,533,998.40 is: 435,576,800,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,433,010,870.40 : 812,149,516,305.60 = 290,384,533,998.40 : x
  2. Step 2: Convert to fraction form
    541,433,010,870.40/812,149,516,305.60 = 290,384,533,998.40/x
  3. Step 3: Cross multiply
    541,433,010,870.40x = 812,149,516,305.60 × 290,384,533,998.40
  4. Step 4: Simplify right side
    541,433,010,870.40x = 235,835,658,829,427,638,272,000
  5. Step 5: Solve for x
    x = 235,835,658,829,427,638,272,000/541,433,010,870.40
  6. Step 6: Final answer
    x = 435,576,800,997.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.