Home / 933,126,711.30-1,399,018,220.55-524,308,176.90

Finding the Fourth Proportional to 933,126,711.30, 1,399,018,220.55 and 524,308,176.90

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Solution

The fourth proportional to 933,126,711.30, 1,399,018,220.55 and 524,308,176.90 is: 786,084,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,126,711.30 : 1,399,018,220.55 = 524,308,176.90 : x
  2. Step 2: Convert to fraction form
    933,126,711.30/1,399,018,220.55 = 524,308,176.90/x
  3. Step 3: Cross multiply
    933,126,711.30x = 1,399,018,220.55 × 524,308,176.90
  4. Step 4: Simplify right side
    933,126,711.30x = 733,516,692,666,452,608
  5. Step 5: Solve for x
    x = 733,516,692,666,452,608/933,126,711.30
  6. Step 6: Final answer
    x = 786,084,766.18

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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.