Home / 9,261,650,156.40-12,781,157,940-5,032,562,030.64

Finding the Fourth Proportional to 9,261,650,156.40, 12,781,157,940 and 5,032,562,030.64

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Solution

The fourth proportional to 9,261,650,156.40, 12,781,157,940 and 5,032,562,030.64 is: 6,944,979,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,650,156.40 : 12,781,157,940 = 5,032,562,030.64 : x
  2. Step 2: Convert to fraction form
    9,261,650,156.40/12,781,157,940 = 5,032,562,030.64/x
  3. Step 3: Cross multiply
    9,261,650,156.40x = 12,781,157,940 × 5,032,562,030.64
  4. Step 4: Simplify right side
    9,261,650,156.40x = 64,321,970,156,456,960,000
  5. Step 5: Solve for x
    x = 64,321,970,156,456,960,000/9,261,650,156.40
  6. Step 6: Final answer
    x = 6,944,979,465.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.