Home / 145,663,726.25-218,353,576.13-58,199,166.47

Finding the Fourth Proportional to 145,663,726.25, 218,353,576.13 and 58,199,166.47

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Solution

The fourth proportional to 145,663,726.25, 218,353,576.13 and 58,199,166.47 is: 87,242,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,663,726.25 : 218,353,576.13 = 58,199,166.47 : x
  2. Step 2: Convert to fraction form
    145,663,726.25/218,353,576.13 = 58,199,166.47/x
  3. Step 3: Cross multiply
    145,663,726.25x = 218,353,576.13 × 58,199,166.47
  4. Step 4: Simplify right side
    145,663,726.25x = 12,707,996,126,218,692
  5. Step 5: Solve for x
    x = 12,707,996,126,218,692/145,663,726.25
  6. Step 6: Final answer
    x = 87,242,009.07

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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.