Home / 39,157,841,712.80-58,736,762,569.20-12,982,034,122.40

Finding the Fourth Proportional to 39,157,841,712.80, 58,736,762,569.20 and 12,982,034,122.40

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Solution

The fourth proportional to 39,157,841,712.80, 58,736,762,569.20 and 12,982,034,122.40 is: 19,473,051,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157,841,712.80 : 58,736,762,569.20 = 12,982,034,122.40 : x
  2. Step 2: Convert to fraction form
    39,157,841,712.80/58,736,762,569.20 = 12,982,034,122.40/x
  3. Step 3: Cross multiply
    39,157,841,712.80x = 58,736,762,569.20 × 12,982,034,122.40
  4. Step 4: Simplify right side
    39,157,841,712.80x = 762,522,655,912,661,483,520
  5. Step 5: Solve for x
    x = 762,522,655,912,661,483,520/39,157,841,712.80
  6. Step 6: Final answer
    x = 19,473,051,183.60

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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.