Home / 9,398,924,761.92-12,970,760,807.52-5,169,945,606.72

Finding the Fourth Proportional to 9,398,924,761.92, 12,970,760,807.52 and 5,169,945,606.72

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Solution

The fourth proportional to 9,398,924,761.92, 12,970,760,807.52 and 5,169,945,606.72 is: 7,134,659,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398,924,761.92 : 12,970,760,807.52 = 5,169,945,606.72 : x
  2. Step 2: Convert to fraction form
    9,398,924,761.92/12,970,760,807.52 = 5,169,945,606.72/x
  3. Step 3: Cross multiply
    9,398,924,761.92x = 12,970,760,807.52 × 5,169,945,606.72
  4. Step 4: Simplify right side
    9,398,924,761.92x = 67,058,127,852,653,985,792
  5. Step 5: Solve for x
    x = 67,058,127,852,653,985,792/9,398,924,761.92
  6. Step 6: Final answer
    x = 7,134,659,501.09

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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.