Home / 65,406,551.20-98,109,826.80-59,348,123.80

Finding the Fourth Proportional to 65,406,551.20, 98,109,826.80 and 59,348,123.80

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Solution

The fourth proportional to 65,406,551.20, 98,109,826.80 and 59,348,123.80 is: 89,022,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,406,551.20 : 98,109,826.80 = 59,348,123.80 : x
  2. Step 2: Convert to fraction form
    65,406,551.20/98,109,826.80 = 59,348,123.80/x
  3. Step 3: Cross multiply
    65,406,551.20x = 98,109,826.80 × 59,348,123.80
  4. Step 4: Simplify right side
    65,406,551.20x = 5,822,634,146,922,957
  5. Step 5: Solve for x
    x = 5,822,634,146,922,957/65,406,551.20
  6. Step 6: Final answer
    x = 89,022,185.70

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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.