Home / 526,955,657.40-727,203,076.83-292,010,242.32

Finding the Fourth Proportional to 526,955,657.40, 727,203,076.83 and 292,010,242.32

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Solution

The fourth proportional to 526,955,657.40, 727,203,076.83 and 292,010,242.32 is: 402,976,500.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,955,657.40 : 727,203,076.83 = 292,010,242.32 : x
  2. Step 2: Convert to fraction form
    526,955,657.40/727,203,076.83 = 292,010,242.32/x
  3. Step 3: Cross multiply
    526,955,657.40x = 727,203,076.83 × 292,010,242.32
  4. Step 4: Simplify right side
    526,955,657.40x = 212,350,746,680,977,888
  5. Step 5: Solve for x
    x = 212,350,746,680,977,888/526,955,657.40
  6. Step 6: Final answer
    x = 402,976,500.39

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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.