Home / 112,583,684.52-168,984,461.70-54,332,368.92

Finding the Fourth Proportional to 112,583,684.52, 168,984,461.70 and 54,332,368.92

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Solution

The fourth proportional to 112,583,684.52, 168,984,461.70 and 54,332,368.92 is: 81,551,124.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,583,684.52 : 168,984,461.70 = 54,332,368.92 : x
  2. Step 2: Convert to fraction form
    112,583,684.52/168,984,461.70 = 54,332,368.92/x
  3. Step 3: Cross multiply
    112,583,684.52x = 168,984,461.70 × 54,332,368.92
  4. Step 4: Simplify right side
    112,583,684.52x = 9,181,326,114,832,010
  5. Step 5: Solve for x
    x = 9,181,326,114,832,010/112,583,684.52
  6. Step 6: Final answer
    x = 81,551,124.87

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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.