Home / 97,152,440.80-145,744,990.80-29,002,021.60

Finding the Fourth Proportional to 97,152,440.80, 145,744,990.80 and 29,002,021.60

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Solution

The fourth proportional to 97,152,440.80, 145,744,990.80 and 29,002,021.60 is: 43,507,907.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,152,440.80 : 145,744,990.80 = 29,002,021.60 : x
  2. Step 2: Convert to fraction form
    97,152,440.80/145,744,990.80 = 29,002,021.60/x
  3. Step 3: Cross multiply
    97,152,440.80x = 145,744,990.80 × 29,002,021.60
  4. Step 4: Simplify right side
    97,152,440.80x = 4,226,899,371,273,402
  5. Step 5: Solve for x
    x = 4,226,899,371,273,402/97,152,440.80
  6. Step 6: Final answer
    x = 43,507,907.12

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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.