Home / 80,901,547.84-121,339,035.20-34,831,011.52

Finding the Fourth Proportional to 80,901,547.84, 121,339,035.20 and 34,831,011.52

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Solution

The fourth proportional to 80,901,547.84, 121,339,035.20 and 34,831,011.52 is: 52,240,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,901,547.84 : 121,339,035.20 = 34,831,011.52 : x
  2. Step 2: Convert to fraction form
    80,901,547.84/121,339,035.20 = 34,831,011.52/x
  3. Step 3: Cross multiply
    80,901,547.84x = 121,339,035.20 × 34,831,011.52
  4. Step 4: Simplify right side
    80,901,547.84x = 4,226,361,332,876,886
  5. Step 5: Solve for x
    x = 4,226,361,332,876,886/80,901,547.84
  6. Step 6: Final answer
    x = 52,240,796.94

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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.