Home / 93,630,661.20-140,278,030.20-80,193,733.20

Finding the Fourth Proportional to 93,630,661.20, 140,278,030.20 and 80,193,733.20

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Solution

The fourth proportional to 93,630,661.20, 140,278,030.20 and 80,193,733.20 is: 120,146,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,630,661.20 : 140,278,030.20 = 80,193,733.20 : x
  2. Step 2: Convert to fraction form
    93,630,661.20/140,278,030.20 = 80,193,733.20/x
  3. Step 3: Cross multiply
    93,630,661.20x = 140,278,030.20 × 80,193,733.20
  4. Step 4: Simplify right side
    93,630,661.20x = 11,249,418,927,680,342
  5. Step 5: Solve for x
    x = 11,249,418,927,680,342/93,630,661.20
  6. Step 6: Final answer
    x = 120,146,742.35

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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.