Home / 102,543,912.14-141,501,619.06-57,887,423.13

Finding the Fourth Proportional to 102,543,912.14, 141,501,619.06 and 57,887,423.13

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Solution

The fourth proportional to 102,543,912.14, 141,501,619.06 and 57,887,423.13 is: 79,879,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,543,912.14 : 141,501,619.06 = 57,887,423.13 : x
  2. Step 2: Convert to fraction form
    102,543,912.14/141,501,619.06 = 57,887,423.13/x
  3. Step 3: Cross multiply
    102,543,912.14x = 141,501,619.06 × 57,887,423.13
  4. Step 4: Simplify right side
    102,543,912.14x = 8,191,164,096,211,915
  5. Step 5: Solve for x
    x = 8,191,164,096,211,915/102,543,912.14
  6. Step 6: Final answer
    x = 79,879,574.77

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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.