Home / 156,258,513-234,364,953.84-45,564,437.52

Finding the Fourth Proportional to 156,258,513, 234,364,953.84 and 45,564,437.52

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Solution

The fourth proportional to 156,258,513, 234,364,953.84 and 45,564,437.52 is: 68,340,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,258,513 : 234,364,953.84 = 45,564,437.52 : x
  2. Step 2: Convert to fraction form
    156,258,513/234,364,953.84 = 45,564,437.52/x
  3. Step 3: Cross multiply
    156,258,513x = 234,364,953.84 × 45,564,437.52
  4. Step 4: Simplify right side
    156,258,513x = 10,678,707,296,120,366
  5. Step 5: Solve for x
    x = 10,678,707,296,120,366/156,258,513
  6. Step 6: Final answer
    x = 68,340,003.31

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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.