Home / 897,072,140.20-1,345,860,152.70-437,025,317.80

Finding the Fourth Proportional to 897,072,140.20, 1,345,860,152.70 and 437,025,317.80

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Solution

The fourth proportional to 897,072,140.20, 1,345,860,152.70 and 437,025,317.80 is: 655,660,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,072,140.20 : 1,345,860,152.70 = 437,025,317.80 : x
  2. Step 2: Convert to fraction form
    897,072,140.20/1,345,860,152.70 = 437,025,317.80/x
  3. Step 3: Cross multiply
    897,072,140.20x = 1,345,860,152.70 × 437,025,317.80
  4. Step 4: Simplify right side
    897,072,140.20x = 588,174,960,948,074,112
  5. Step 5: Solve for x
    x = 588,174,960,948,074,112/897,072,140.20
  6. Step 6: Final answer
    x = 655,660,715.11

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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.