Home / 181,779,079.68-272,668,658.40-45,464,477.76

Finding the Fourth Proportional to 181,779,079.68, 272,668,658.40 and 45,464,477.76

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Solution

The fourth proportional to 181,779,079.68, 272,668,658.40 and 45,464,477.76 is: 68,196,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,779,079.68 : 272,668,658.40 = 45,464,477.76 : x
  2. Step 2: Convert to fraction form
    181,779,079.68/272,668,658.40 = 45,464,477.76/x
  3. Step 3: Cross multiply
    181,779,079.68x = 272,668,658.40 × 45,464,477.76
  4. Step 4: Simplify right side
    181,779,079.68x = 12,396,738,155,675,836
  5. Step 5: Solve for x
    x = 12,396,738,155,675,836/181,779,079.68
  6. Step 6: Final answer
    x = 68,196,726.36

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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.