Home / 104,976,149.30-157,464,223.95-66,806,875.70

Finding the Fourth Proportional to 104,976,149.30, 157,464,223.95 and 66,806,875.70

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Solution

The fourth proportional to 104,976,149.30, 157,464,223.95 and 66,806,875.70 is: 100,210,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,149.30 : 157,464,223.95 = 66,806,875.70 : x
  2. Step 2: Convert to fraction form
    104,976,149.30/157,464,223.95 = 66,806,875.70/x
  3. Step 3: Cross multiply
    104,976,149.30x = 157,464,223.95 × 66,806,875.70
  4. Step 4: Simplify right side
    104,976,149.30x = 10,519,692,836,624,612
  5. Step 5: Solve for x
    x = 10,519,692,836,624,612/104,976,149.30
  6. Step 6: Final answer
    x = 100,210,313.55

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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.