Home / 144,620,587,720.95-216,926,871,498.21-38,503,564,385.91

Finding the Fourth Proportional to 144,620,587,720.95, 216,926,871,498.21 and 38,503,564,385.91

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Solution

The fourth proportional to 144,620,587,720.95, 216,926,871,498.21 and 38,503,564,385.91 is: 57,754,278,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,620,587,720.95 : 216,926,871,498.21 = 38,503,564,385.91 : x
  2. Step 2: Convert to fraction form
    144,620,587,720.95/216,926,871,498.21 = 38,503,564,385.91/x
  3. Step 3: Cross multiply
    144,620,587,720.95x = 216,926,871,498.21 × 38,503,564,385.91
  4. Step 4: Simplify right side
    144,620,587,720.95x = 8,352,457,763,764,268,171,264
  5. Step 5: Solve for x
    x = 8,352,457,763,764,268,171,264/144,620,587,720.95
  6. Step 6: Final answer
    x = 57,754,278,940.43

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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.