Home / 942,336,000.80-1,413,504,001.20-534,189,312.80

Finding the Fourth Proportional to 942,336,000.80, 1,413,504,001.20 and 534,189,312.80

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Solution

The fourth proportional to 942,336,000.80, 1,413,504,001.20 and 534,189,312.80 is: 801,283,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,336,000.80 : 1,413,504,001.20 = 534,189,312.80 : x
  2. Step 2: Convert to fraction form
    942,336,000.80/1,413,504,001.20 = 534,189,312.80/x
  3. Step 3: Cross multiply
    942,336,000.80x = 1,413,504,001.20 × 534,189,312.80
  4. Step 4: Simplify right side
    942,336,000.80x = 755,078,731,041,078,400
  5. Step 5: Solve for x
    x = 755,078,731,041,078,400/942,336,000.80
  6. Step 6: Final answer
    x = 801,283,969.20

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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.