Home / 186,772,569.60-280,238,570.55-89,678,298.90

Finding the Fourth Proportional to 186,772,569.60, 280,238,570.55 and 89,678,298.90

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Solution

The fourth proportional to 186,772,569.60, 280,238,570.55 and 89,678,298.90 is: 134,555,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,772,569.60 : 280,238,570.55 = 89,678,298.90 : x
  2. Step 2: Convert to fraction form
    186,772,569.60/280,238,570.55 = 89,678,298.90/x
  3. Step 3: Cross multiply
    186,772,569.60x = 280,238,570.55 × 89,678,298.90
  4. Step 4: Simplify right side
    186,772,569.60x = 25,131,318,293,091,640
  5. Step 5: Solve for x
    x = 25,131,318,293,091,640/186,772,569.60
  6. Step 6: Final answer
    x = 134,555,723.82

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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.