Home / 118,736,849.84-163,862,900.57-68,482,379.71

Finding the Fourth Proportional to 118,736,849.84, 163,862,900.57 and 68,482,379.71

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Solution

The fourth proportional to 118,736,849.84, 163,862,900.57 and 68,482,379.71 is: 94,509,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,736,849.84 : 163,862,900.57 = 68,482,379.71 : x
  2. Step 2: Convert to fraction form
    118,736,849.84/163,862,900.57 = 68,482,379.71/x
  3. Step 3: Cross multiply
    118,736,849.84x = 163,862,900.57 × 68,482,379.71
  4. Step 4: Simplify right side
    118,736,849.84x = 11,221,721,377,592,750
  5. Step 5: Solve for x
    x = 11,221,721,377,592,750/118,736,849.84
  6. Step 6: Final answer
    x = 94,509,172.12

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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.