Home / 70,105,039.56-96,745,254.80-38,315,851.24

Finding the Fourth Proportional to 70,105,039.56, 96,745,254.80 and 38,315,851.24

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Solution

The fourth proportional to 70,105,039.56, 96,745,254.80 and 38,315,851.24 is: 52,876,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,105,039.56 : 96,745,254.80 = 38,315,851.24 : x
  2. Step 2: Convert to fraction form
    70,105,039.56/96,745,254.80 = 38,315,851.24/x
  3. Step 3: Cross multiply
    70,105,039.56x = 96,745,254.80 × 38,315,851.24
  4. Step 4: Simplify right side
    70,105,039.56x = 3,706,876,791,092,696
  5. Step 5: Solve for x
    x = 3,706,876,791,092,696/70,105,039.56
  6. Step 6: Final answer
    x = 52,876,038.79

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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.