Home / 145,579,896,000.30-218,369,844,000.45-119,131,990,617.90

Finding the Fourth Proportional to 145,579,896,000.30, 218,369,844,000.45 and 119,131,990,617.90

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Solution

The fourth proportional to 145,579,896,000.30, 218,369,844,000.45 and 119,131,990,617.90 is: 178,697,985,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,579,896,000.30 : 218,369,844,000.45 = 119,131,990,617.90 : x
  2. Step 2: Convert to fraction form
    145,579,896,000.30/218,369,844,000.45 = 119,131,990,617.90/x
  3. Step 3: Cross multiply
    145,579,896,000.30x = 218,369,844,000.45 × 119,131,990,617.90
  4. Step 4: Simplify right side
    145,579,896,000.30x = 26,014,834,206,693,897,797,632
  5. Step 5: Solve for x
    x = 26,014,834,206,693,897,797,632/145,579,896,000.30
  6. Step 6: Final answer
    x = 178,697,985,926.85

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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.