Home / 145,733,252.27-218,567,633.09-42,079,958.06

Finding the Fourth Proportional to 145,733,252.27, 218,567,633.09 and 42,079,958.06

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Solution

The fourth proportional to 145,733,252.27, 218,567,633.09 and 42,079,958.06 is: 63,110,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,733,252.27 : 218,567,633.09 = 42,079,958.06 : x
  2. Step 2: Convert to fraction form
    145,733,252.27/218,567,633.09 = 42,079,958.06/x
  3. Step 3: Cross multiply
    145,733,252.27x = 218,567,633.09 × 42,079,958.06
  4. Step 4: Simplify right side
    145,733,252.27x = 9,197,316,832,397,430
  5. Step 5: Solve for x
    x = 9,197,316,832,397,430/145,733,252.27
  6. Step 6: Final answer
    x = 63,110,626.36

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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.