Home / 605,035,932.60-907,553,898.90-578,497,999.80

Finding the Fourth Proportional to 605,035,932.60, 907,553,898.90 and 578,497,999.80

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Solution

The fourth proportional to 605,035,932.60, 907,553,898.90 and 578,497,999.80 is: 867,746,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,035,932.60 : 907,553,898.90 = 578,497,999.80 : x
  2. Step 2: Convert to fraction form
    605,035,932.60/907,553,898.90 = 578,497,999.80/x
  3. Step 3: Cross multiply
    605,035,932.60x = 907,553,898.90 × 578,497,999.80
  4. Step 4: Simplify right side
    605,035,932.60x = 525,018,115,224,341,376
  5. Step 5: Solve for x
    x = 525,018,115,224,341,376/605,035,932.60
  6. Step 6: Final answer
    x = 867,746,999.70

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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.