Home / 75,353,355.60-112,878,694.17-34,356,400.35

Finding the Fourth Proportional to 75,353,355.60, 112,878,694.17 and 34,356,400.35

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Solution

The fourth proportional to 75,353,355.60, 112,878,694.17 and 34,356,400.35 is: 51,465,599.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,353,355.60 : 112,878,694.17 = 34,356,400.35 : x
  2. Step 2: Convert to fraction form
    75,353,355.60/112,878,694.17 = 34,356,400.35/x
  3. Step 3: Cross multiply
    75,353,355.60x = 112,878,694.17 × 34,356,400.35
  4. Step 4: Simplify right side
    75,353,355.60x = 3,878,105,607,889,731
  5. Step 5: Solve for x
    x = 3,878,105,607,889,731/75,353,355.60
  6. Step 6: Final answer
    x = 51,465,599.34

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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.