Home / 102,500,527.92-141,450,715.32-56,090,769.60

Finding the Fourth Proportional to 102,500,527.92, 141,450,715.32 and 56,090,769.60

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Solution

The fourth proportional to 102,500,527.92, 141,450,715.32 and 56,090,769.60 is: 77,405,254.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,500,527.92 : 141,450,715.32 = 56,090,769.60 : x
  2. Step 2: Convert to fraction form
    102,500,527.92/141,450,715.32 = 56,090,769.60/x
  3. Step 3: Cross multiply
    102,500,527.92x = 141,450,715.32 × 56,090,769.60
  4. Step 4: Simplify right side
    102,500,527.92x = 7,934,079,482,769,310
  5. Step 5: Solve for x
    x = 7,934,079,482,769,310/102,500,527.92
  6. Step 6: Final answer
    x = 77,405,254.82

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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.