Home / 9,005,043,313.47-12,426,960,950.55-4,990,972,732.68

Finding the Fourth Proportional to 9,005,043,313.47, 12,426,960,950.55 and 4,990,972,732.68

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Solution

The fourth proportional to 9,005,043,313.47, 12,426,960,950.55 and 4,990,972,732.68 is: 6,887,543,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,043,313.47 : 12,426,960,950.55 = 4,990,972,732.68 : x
  2. Step 2: Convert to fraction form
    9,005,043,313.47/12,426,960,950.55 = 4,990,972,732.68/x
  3. Step 3: Cross multiply
    9,005,043,313.47x = 12,426,960,950.55 × 4,990,972,732.68
  4. Step 4: Simplify right side
    9,005,043,313.47x = 62,022,623,254,274,187,264
  5. Step 5: Solve for x
    x = 62,022,623,254,274,187,264/9,005,043,313.47
  6. Step 6: Final answer
    x = 6,887,543,023.97

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Double scale
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1.5x scale

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.