Home / 198,549,172.08-297,663,100.20-89,294,329.20

Finding the Fourth Proportional to 198,549,172.08, 297,663,100.20 and 89,294,329.20

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Solution

The fourth proportional to 198,549,172.08, 297,663,100.20 and 89,294,329.20 is: 133,869,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,549,172.08 : 297,663,100.20 = 89,294,329.20 : x
  2. Step 2: Convert to fraction form
    198,549,172.08/297,663,100.20 = 89,294,329.20/x
  3. Step 3: Cross multiply
    198,549,172.08x = 297,663,100.20 × 89,294,329.20
  4. Step 4: Simplify right side
    198,549,172.08x = 26,579,626,859,951,384
  5. Step 5: Solve for x
    x = 26,579,626,859,951,384/198,549,172.08
  6. Step 6: Final answer
    x = 133,869,240.46

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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.