Home / 27,301,988,471.72-40,952,982,707.60-7,672,683,695.72

Finding the Fourth Proportional to 27,301,988,471.72, 40,952,982,707.60 and 7,672,683,695.72

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Solution

The fourth proportional to 27,301,988,471.72, 40,952,982,707.60 and 7,672,683,695.72 is: 11,509,025,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301,988,471.72 : 40,952,982,707.60 = 7,672,683,695.72 : x
  2. Step 2: Convert to fraction form
    27,301,988,471.72/40,952,982,707.60 = 7,672,683,695.72/x
  3. Step 3: Cross multiply
    27,301,988,471.72x = 40,952,982,707.60 × 7,672,683,695.72
  4. Step 4: Simplify right side
    27,301,988,471.72x = 314,219,282,711,705,616,384
  5. Step 5: Solve for x
    x = 314,219,282,711,705,616,384/27,301,988,471.72
  6. Step 6: Final answer
    x = 11,509,025,543.59

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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.