Home / 137,503,308,658.24-189,754,575,073.29-76,534,367,448.70

Finding the Fourth Proportional to 137,503,308,658.24, 189,754,575,073.29 and 76,534,367,448.70

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Solution

The fourth proportional to 137,503,308,658.24, 189,754,575,073.29 and 76,534,367,448.70 is: 105,617,432,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,503,308,658.24 : 189,754,575,073.29 = 76,534,367,448.70 : x
  2. Step 2: Convert to fraction form
    137,503,308,658.24/189,754,575,073.29 = 76,534,367,448.70/x
  3. Step 3: Cross multiply
    137,503,308,658.24x = 189,754,575,073.29 × 76,534,367,448.70
  4. Step 4: Simplify right side
    137,503,308,658.24x = 14,522,746,373,731,107,471,360
  5. Step 5: Solve for x
    x = 14,522,746,373,731,107,471,360/137,503,308,658.24
  6. Step 6: Final answer
    x = 105,617,432,158.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.