Home / 185,890,743.03-256,527,807.52-102,257,073.39

Finding the Fourth Proportional to 185,890,743.03, 256,527,807.52 and 102,257,073.39

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Solution

The fourth proportional to 185,890,743.03, 256,527,807.52 and 102,257,073.39 is: 141,113,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,890,743.03 : 256,527,807.52 = 102,257,073.39 : x
  2. Step 2: Convert to fraction form
    185,890,743.03/256,527,807.52 = 102,257,073.39/x
  3. Step 3: Cross multiply
    185,890,743.03x = 256,527,807.52 × 102,257,073.39
  4. Step 4: Simplify right side
    185,890,743.03x = 26,231,782,840,148,436
  5. Step 5: Solve for x
    x = 26,231,782,840,148,436/185,890,743.03
  6. Step 6: Final answer
    x = 141,113,981.32

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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.