Home / 79,248,013.91-109,349,926.07-45,300,088.29

Finding the Fourth Proportional to 79,248,013.91, 109,349,926.07 and 45,300,088.29

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Solution

The fourth proportional to 79,248,013.91, 109,349,926.07 and 45,300,088.29 is: 62,507,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,248,013.91 : 109,349,926.07 = 45,300,088.29 : x
  2. Step 2: Convert to fraction form
    79,248,013.91/109,349,926.07 = 45,300,088.29/x
  3. Step 3: Cross multiply
    79,248,013.91x = 109,349,926.07 × 45,300,088.29
  4. Step 4: Simplify right side
    79,248,013.91x = 4,953,561,305,013,583
  5. Step 5: Solve for x
    x = 4,953,561,305,013,583/79,248,013.91
  6. Step 6: Final answer
    x = 62,507,071.92

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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.