Home / 168,159,397.14-232,059,865.41-90,897,061.14

Finding the Fourth Proportional to 168,159,397.14, 232,059,865.41 and 90,897,061.14

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Solution

The fourth proportional to 168,159,397.14, 232,059,865.41 and 90,897,061.14 is: 125,437,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,159,397.14 : 232,059,865.41 = 90,897,061.14 : x
  2. Step 2: Convert to fraction form
    168,159,397.14/232,059,865.41 = 90,897,061.14/x
  3. Step 3: Cross multiply
    168,159,397.14x = 232,059,865.41 × 90,897,061.14
  4. Step 4: Simplify right side
    168,159,397.14x = 21,093,559,774,312,940
  5. Step 5: Solve for x
    x = 21,093,559,774,312,940/168,159,397.14
  6. Step 6: Final answer
    x = 125,437,888.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.