Home / 541,433,011,120.40-812,149,516,680.60-290,384,534,248.40

Finding the Fourth Proportional to 541,433,011,120.40, 812,149,516,680.60 and 290,384,534,248.40

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Solution

The fourth proportional to 541,433,011,120.40, 812,149,516,680.60 and 290,384,534,248.40 is: 435,576,801,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,433,011,120.40 : 812,149,516,680.60 = 290,384,534,248.40 : x
  2. Step 2: Convert to fraction form
    541,433,011,120.40/812,149,516,680.60 = 290,384,534,248.40/x
  3. Step 3: Cross multiply
    541,433,011,120.40x = 812,149,516,680.60 × 290,384,534,248.40
  4. Step 4: Simplify right side
    541,433,011,120.40x = 235,835,659,141,359,201,157,120
  5. Step 5: Solve for x
    x = 235,835,659,141,359,201,157,120/541,433,011,120.40
  6. Step 6: Final answer
    x = 435,576,801,372.60

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Double scale
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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.