Home / 102,207,501.83-141,041,017.44-55,788,787.68

Finding the Fourth Proportional to 102,207,501.83, 141,041,017.44 and 55,788,787.68

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Solution

The fourth proportional to 102,207,501.83, 141,041,017.44 and 55,788,787.68 is: 76,985,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,207,501.83 : 141,041,017.44 = 55,788,787.68 : x
  2. Step 2: Convert to fraction form
    102,207,501.83/141,041,017.44 = 55,788,787.68/x
  3. Step 3: Cross multiply
    102,207,501.83x = 141,041,017.44 × 55,788,787.68
  4. Step 4: Simplify right side
    102,207,501.83x = 7,868,507,376,131,337
  5. Step 5: Solve for x
    x = 7,868,507,376,131,337/102,207,501.83
  6. Step 6: Final answer
    x = 76,985,614.91

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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.