Home / 146,376,427.59-202,002,165.09-80,300,300.13

Finding the Fourth Proportional to 146,376,427.59, 202,002,165.09 and 80,300,300.13

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Solution

The fourth proportional to 146,376,427.59, 202,002,165.09 and 80,300,300.13 is: 110,815,892.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,376,427.59 : 202,002,165.09 = 80,300,300.13 : x
  2. Step 2: Convert to fraction form
    146,376,427.59/202,002,165.09 = 80,300,300.13/x
  3. Step 3: Cross multiply
    146,376,427.59x = 202,002,165.09 × 80,300,300.13
  4. Step 4: Simplify right side
    146,376,427.59x = 16,220,834,483,636,808
  5. Step 5: Solve for x
    x = 16,220,834,483,636,808/146,376,427.59
  6. Step 6: Final answer
    x = 110,815,892.63

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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.