Home / 88,191,569.72-121,711,182.12-52,910,702.53

Finding the Fourth Proportional to 88,191,569.72, 121,711,182.12 and 52,910,702.53

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Solution

The fourth proportional to 88,191,569.72, 121,711,182.12 and 52,910,702.53 is: 73,020,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,191,569.72 : 121,711,182.12 = 52,910,702.53 : x
  2. Step 2: Convert to fraction form
    88,191,569.72/121,711,182.12 = 52,910,702.53/x
  3. Step 3: Cross multiply
    88,191,569.72x = 121,711,182.12 × 52,910,702.53
  4. Step 4: Simplify right side
    88,191,569.72x = 6,439,824,151,117,419
  5. Step 5: Solve for x
    x = 6,439,824,151,117,419/88,191,569.72
  6. Step 6: Final answer
    x = 73,020,858.70

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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.