Home / 70,724,554,815.88-97,599,389,143.26-38,609,916,967

Finding the Fourth Proportional to 70,724,554,815.88, 97,599,389,143.26 and 38,609,916,967

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Solution

The fourth proportional to 70,724,554,815.88, 97,599,389,143.26 and 38,609,916,967 is: 53,281,414,363.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,724,554,815.88 : 97,599,389,143.26 = 38,609,916,967 : x
  2. Step 2: Convert to fraction form
    70,724,554,815.88/97,599,389,143.26 = 38,609,916,967/x
  3. Step 3: Cross multiply
    70,724,554,815.88x = 97,599,389,143.26 × 38,609,916,967
  4. Step 4: Simplify right side
    70,724,554,815.88x = 3,768,304,310,851,189,866,496
  5. Step 5: Solve for x
    x = 3,768,304,310,851,189,866,496/70,724,554,815.88
  6. Step 6: Final answer
    x = 53,281,414,363.96

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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.