Home / 527,207,939.28-727,546,940.46-292,258,004.40

Finding the Fourth Proportional to 527,207,939.28, 727,546,940.46 and 292,258,004.40

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Solution

The fourth proportional to 527,207,939.28, 727,546,940.46 and 292,258,004.40 is: 403,316,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,207,939.28 : 727,546,940.46 = 292,258,004.40 : x
  2. Step 2: Convert to fraction form
    527,207,939.28/727,546,940.46 = 292,258,004.40/x
  3. Step 3: Cross multiply
    527,207,939.28x = 727,546,940.46 × 292,258,004.40
  4. Step 4: Simplify right side
    527,207,939.28x = 212,631,416,926,165,216
  5. Step 5: Solve for x
    x = 212,631,416,926,165,216/527,207,939.28
  6. Step 6: Final answer
    x = 403,316,037.34

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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.