Home / 155,689,339.20-233,534,008.80-98,358,446.40

Finding the Fourth Proportional to 155,689,339.20, 233,534,008.80 and 98,358,446.40

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Solution

The fourth proportional to 155,689,339.20, 233,534,008.80 and 98,358,446.40 is: 147,537,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,689,339.20 : 233,534,008.80 = 98,358,446.40 : x
  2. Step 2: Convert to fraction form
    155,689,339.20/233,534,008.80 = 98,358,446.40/x
  3. Step 3: Cross multiply
    155,689,339.20x = 233,534,008.80 × 98,358,446.40
  4. Step 4: Simplify right side
    155,689,339.20x = 22,970,042,287,131,932
  5. Step 5: Solve for x
    x = 22,970,042,287,131,932/155,689,339.20
  6. Step 6: Final answer
    x = 147,537,669.60

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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.