Home / 105,011,187,846.20-144,915,446,311.12-57,487,607,862.20

Finding the Fourth Proportional to 105,011,187,846.20, 144,915,446,311.12 and 57,487,607,862.20

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Solution

The fourth proportional to 105,011,187,846.20, 144,915,446,311.12 and 57,487,607,862.20 is: 79,332,902,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,011,187,846.20 : 144,915,446,311.12 = 57,487,607,862.20 : x
  2. Step 2: Convert to fraction form
    105,011,187,846.20/144,915,446,311.12 = 57,487,607,862.20/x
  3. Step 3: Cross multiply
    105,011,187,846.20x = 144,915,446,311.12 × 57,487,607,862.20
  4. Step 4: Simplify right side
    105,011,187,846.20x = 8,330,842,350,709,363,441,664
  5. Step 5: Solve for x
    x = 8,330,842,350,709,363,441,664/105,011,187,846.20
  6. Step 6: Final answer
    x = 79,332,902,727.57

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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.