Home / 238,244,602.47-328,785,534.70-132,402,478.45

Finding the Fourth Proportional to 238,244,602.47, 328,785,534.70 and 132,402,478.45

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Solution

The fourth proportional to 238,244,602.47, 328,785,534.70 and 132,402,478.45 is: 182,719,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,244,602.47 : 328,785,534.70 = 132,402,478.45 : x
  2. Step 2: Convert to fraction form
    238,244,602.47/328,785,534.70 = 132,402,478.45/x
  3. Step 3: Cross multiply
    238,244,602.47x = 328,785,534.70 × 132,402,478.45
  4. Step 4: Simplify right side
    238,244,602.47x = 43,532,019,672,788,480
  5. Step 5: Solve for x
    x = 43,532,019,672,788,480/238,244,602.47
  6. Step 6: Final answer
    x = 182,719,856.91

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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.