Home / 709,656,001.60-1,064,484,002.40-656,571,841.60

Finding the Fourth Proportional to 709,656,001.60, 1,064,484,002.40 and 656,571,841.60

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Solution

The fourth proportional to 709,656,001.60, 1,064,484,002.40 and 656,571,841.60 is: 984,857,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,656,001.60 : 1,064,484,002.40 = 656,571,841.60 : x
  2. Step 2: Convert to fraction form
    709,656,001.60/1,064,484,002.40 = 656,571,841.60/x
  3. Step 3: Cross multiply
    709,656,001.60x = 1,064,484,002.40 × 656,571,841.60
  4. Step 4: Simplify right side
    709,656,001.60x = 698,910,221,809,506,816
  5. Step 5: Solve for x
    x = 698,910,221,809,506,816/709,656,001.60
  6. Step 6: Final answer
    x = 984,857,762.40

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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.