Home / 59,109,505.80-81,526,229.64-50,863,386.84

Finding the Fourth Proportional to 59,109,505.80, 81,526,229.64 and 50,863,386.84

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Solution

The fourth proportional to 59,109,505.80, 81,526,229.64 and 50,863,386.84 is: 70,152,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,109,505.80 : 81,526,229.64 = 50,863,386.84 : x
  2. Step 2: Convert to fraction form
    59,109,505.80/81,526,229.64 = 50,863,386.84/x
  3. Step 3: Cross multiply
    59,109,505.80x = 81,526,229.64 × 50,863,386.84
  4. Step 4: Simplify right side
    59,109,505.80x = 4,146,700,155,785,994.50
  5. Step 5: Solve for x
    x = 4,146,700,155,785,994.50/59,109,505.80
  6. Step 6: Final answer
    x = 70,152,847.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.