Home / 147,619,637.10-221,429,455.65-56,746,190.70

Finding the Fourth Proportional to 147,619,637.10, 221,429,455.65 and 56,746,190.70

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Solution

The fourth proportional to 147,619,637.10, 221,429,455.65 and 56,746,190.70 is: 85,119,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,619,637.10 : 221,429,455.65 = 56,746,190.70 : x
  2. Step 2: Convert to fraction form
    147,619,637.10/221,429,455.65 = 56,746,190.70/x
  3. Step 3: Cross multiply
    147,619,637.10x = 221,429,455.65 × 56,746,190.70
  4. Step 4: Simplify right side
    147,619,637.10x = 12,565,278,116,912,094
  5. Step 5: Solve for x
    x = 12,565,278,116,912,094/147,619,637.10
  6. Step 6: Final answer
    x = 85,119,286.05

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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.