Home / 425,169,645.07-637,754,475.80-102,053,517.07

Finding the Fourth Proportional to 425,169,645.07, 637,754,475.80 and 102,053,517.07

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Solution

The fourth proportional to 425,169,645.07, 637,754,475.80 and 102,053,517.07 is: 153,080,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,169,645.07 : 637,754,475.80 = 102,053,517.07 : x
  2. Step 2: Convert to fraction form
    425,169,645.07/637,754,475.80 = 102,053,517.07/x
  3. Step 3: Cross multiply
    425,169,645.07x = 637,754,475.80 × 102,053,517.07
  4. Step 4: Simplify right side
    425,169,645.07x = 65,085,087,282,524,192
  5. Step 5: Solve for x
    x = 65,085,087,282,524,192/425,169,645.07
  6. Step 6: Final answer
    x = 153,080,277.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.