Home / 154,080,454.65-231,120,681.98-51,810,502.65

Finding the Fourth Proportional to 154,080,454.65, 231,120,681.98 and 51,810,502.65

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Solution

The fourth proportional to 154,080,454.65, 231,120,681.98 and 51,810,502.65 is: 77,715,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,080,454.65 : 231,120,681.98 = 51,810,502.65 : x
  2. Step 2: Convert to fraction form
    154,080,454.65/231,120,681.98 = 51,810,502.65/x
  3. Step 3: Cross multiply
    154,080,454.65x = 231,120,681.98 × 51,810,502.65
  4. Step 4: Simplify right side
    154,080,454.65x = 11,974,478,705,935,544
  5. Step 5: Solve for x
    x = 11,974,478,705,935,544/154,080,454.65
  6. Step 6: Final answer
    x = 77,715,753.98

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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.