Home / 90,866,829,163.86-136,293,786,737.28-27,975,569,782.86

Finding the Fourth Proportional to 90,866,829,163.86, 136,293,786,737.28 and 27,975,569,782.86

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Solution

The fourth proportional to 90,866,829,163.86, 136,293,786,737.28 and 27,975,569,782.86 is: 41,961,366,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,866,829,163.86 : 136,293,786,737.28 = 27,975,569,782.86 : x
  2. Step 2: Convert to fraction form
    90,866,829,163.86/136,293,786,737.28 = 27,975,569,782.86/x
  3. Step 3: Cross multiply
    90,866,829,163.86x = 136,293,786,737.28 × 27,975,569,782.86
  4. Step 4: Simplify right side
    90,866,829,163.86x = 3,812,896,341,839,015,575,552
  5. Step 5: Solve for x
    x = 3,812,896,341,839,015,575,552/90,866,829,163.86
  6. Step 6: Final answer
    x = 41,961,366,726.72

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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.