Home / 39,148,896,124.20-58,723,344,186.30-28,210,564,885.80

Finding the Fourth Proportional to 39,148,896,124.20, 58,723,344,186.30 and 28,210,564,885.80

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Solution

The fourth proportional to 39,148,896,124.20, 58,723,344,186.30 and 28,210,564,885.80 is: 42,315,847,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148,896,124.20 : 58,723,344,186.30 = 28,210,564,885.80 : x
  2. Step 2: Convert to fraction form
    39,148,896,124.20/58,723,344,186.30 = 28,210,564,885.80/x
  3. Step 3: Cross multiply
    39,148,896,124.20x = 58,723,344,186.30 × 28,210,564,885.80
  4. Step 4: Simplify right side
    39,148,896,124.20x = 1,656,618,711,478,782,394,368
  5. Step 5: Solve for x
    x = 1,656,618,711,478,782,394,368/39,148,896,124.20
  6. Step 6: Final answer
    x = 42,315,847,328.70

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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.