Home / 10,822,767,443.96-14,930,111,691.36-9,391,830,166.78

Finding the Fourth Proportional to 10,822,767,443.96, 14,930,111,691.36 and 9,391,830,166.78

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Solution

The fourth proportional to 10,822,767,443.96, 14,930,111,691.36 and 9,391,830,166.78 is: 12,956,119,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822,767,443.96 : 14,930,111,691.36 = 9,391,830,166.78 : x
  2. Step 2: Convert to fraction form
    10,822,767,443.96/14,930,111,691.36 = 9,391,830,166.78/x
  3. Step 3: Cross multiply
    10,822,767,443.96x = 14,930,111,691.36 × 9,391,830,166.78
  4. Step 4: Simplify right side
    10,822,767,443.96x = 140,221,073,376,253,509,632
  5. Step 5: Solve for x
    x = 140,221,073,376,253,509,632/10,822,767,443.96
  6. Step 6: Final answer
    x = 12,956,119,966.75

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