Home / 71,001,527,738.03-97,985,188,274.29-39,319,141,082.03

Finding the Fourth Proportional to 71,001,527,738.03, 97,985,188,274.29 and 39,319,141,082.03

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Solution

The fourth proportional to 71,001,527,738.03, 97,985,188,274.29 and 39,319,141,082.03 is: 54,262,120,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,001,527,738.03 : 97,985,188,274.29 = 39,319,141,082.03 : x
  2. Step 2: Convert to fraction form
    71,001,527,738.03/97,985,188,274.29 = 39,319,141,082.03/x
  3. Step 3: Cross multiply
    71,001,527,738.03x = 97,985,188,274.29 × 39,319,141,082.03
  4. Step 4: Simplify right side
    71,001,527,738.03x = 3,852,693,441,706,295,033,856
  5. Step 5: Solve for x
    x = 3,852,693,441,706,295,033,856/71,001,527,738.03
  6. Step 6: Final answer
    x = 54,262,120,329.60

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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.