Home / 1,710,959,821.40-2,566,439,732.10-620,478,464.60

Finding the Fourth Proportional to 1,710,959,821.40, 2,566,439,732.10 and 620,478,464.60

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Solution

The fourth proportional to 1,710,959,821.40, 2,566,439,732.10 and 620,478,464.60 is: 930,717,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,959,821.40 : 2,566,439,732.10 = 620,478,464.60 : x
  2. Step 2: Convert to fraction form
    1,710,959,821.40/2,566,439,732.10 = 620,478,464.60/x
  3. Step 3: Cross multiply
    1,710,959,821.40x = 2,566,439,732.10 × 620,478,464.60
  4. Step 4: Simplify right side
    1,710,959,821.40x = 1,592,420,584,461,843,456
  5. Step 5: Solve for x
    x = 1,592,420,584,461,843,456/1,710,959,821.40
  6. Step 6: Final answer
    x = 930,717,696.90

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Double scale
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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.