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Finding the Fourth Proportional to 3,888,461,793.34, 5,832,707,822.34 and 940,736,681.77

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Solution

The fourth proportional to 3,888,461,793.34, 5,832,707,822.34 and 940,736,681.77 is: 1,411,108,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,461,793.34 : 5,832,707,822.34 = 940,736,681.77 : x
  2. Step 2: Convert to fraction form
    3,888,461,793.34/5,832,707,822.34 = 940,736,681.77/x
  3. Step 3: Cross multiply
    3,888,461,793.34x = 5,832,707,822.34 × 940,736,681.77
  4. Step 4: Simplify right side
    3,888,461,793.34x = 5,487,042,202,522,054,656
  5. Step 5: Solve for x
    x = 5,487,042,202,522,054,656/3,888,461,793.34
  6. Step 6: Final answer
    x = 1,411,108,683.62

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1.5x scale

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.