Home / 99,049,696.09-136,688,846.32-54,996,780.13

Finding the Fourth Proportional to 99,049,696.09, 136,688,846.32 and 54,996,780.13

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Solution

The fourth proportional to 99,049,696.09, 136,688,846.32 and 54,996,780.13 is: 75,895,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,049,696.09 : 136,688,846.32 = 54,996,780.13 : x
  2. Step 2: Convert to fraction form
    99,049,696.09/136,688,846.32 = 54,996,780.13/x
  3. Step 3: Cross multiply
    99,049,696.09x = 136,688,846.32 × 54,996,780.13
  4. Step 4: Simplify right side
    99,049,696.09x = 7,517,446,427,011,423
  5. Step 5: Solve for x
    x = 7,517,446,427,011,423/99,049,696.09
  6. Step 6: Final answer
    x = 75,895,704.12

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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.