Home / 161,755,590.80-242,633,386.20-89,952,006.80

Finding the Fourth Proportional to 161,755,590.80, 242,633,386.20 and 89,952,006.80

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Solution

The fourth proportional to 161,755,590.80, 242,633,386.20 and 89,952,006.80 is: 134,928,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,755,590.80 : 242,633,386.20 = 89,952,006.80 : x
  2. Step 2: Convert to fraction form
    161,755,590.80/242,633,386.20 = 89,952,006.80/x
  3. Step 3: Cross multiply
    161,755,590.80x = 242,633,386.20 × 89,952,006.80
  4. Step 4: Simplify right side
    161,755,590.80x = 21,825,360,005,369,424
  5. Step 5: Solve for x
    x = 21,825,360,005,369,424/161,755,590.80
  6. Step 6: Final answer
    x = 134,928,010.20

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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.