Home / 265,068,329.20-397,602,493.80-71,009,695.60

Finding the Fourth Proportional to 265,068,329.20, 397,602,493.80 and 71,009,695.60

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Solution

The fourth proportional to 265,068,329.20, 397,602,493.80 and 71,009,695.60 is: 106,514,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,068,329.20 : 397,602,493.80 = 71,009,695.60 : x
  2. Step 2: Convert to fraction form
    265,068,329.20/397,602,493.80 = 71,009,695.60/x
  3. Step 3: Cross multiply
    265,068,329.20x = 397,602,493.80 × 71,009,695.60
  4. Step 4: Simplify right side
    265,068,329.20x = 28,233,632,054,538,884
  5. Step 5: Solve for x
    x = 28,233,632,054,538,884/265,068,329.20
  6. Step 6: Final answer
    x = 106,514,543.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.