Home / 191,553,863.28-264,344,321.20-103,447,852.48

Finding the Fourth Proportional to 191,553,863.28, 264,344,321.20 and 103,447,852.48

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Solution

The fourth proportional to 191,553,863.28, 264,344,321.20 and 103,447,852.48 is: 142,758,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,553,863.28 : 264,344,321.20 = 103,447,852.48 : x
  2. Step 2: Convert to fraction form
    191,553,863.28/264,344,321.20 = 103,447,852.48/x
  3. Step 3: Cross multiply
    191,553,863.28x = 264,344,321.20 × 103,447,852.48
  4. Step 4: Simplify right side
    191,553,863.28x = 27,345,852,343,423,336
  5. Step 5: Solve for x
    x = 27,345,852,343,423,336/191,553,863.28
  6. Step 6: Final answer
    x = 142,758,030.95

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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.