Home / 70,724,554,814.88-97,599,389,141.88-38,609,916,966

Finding the Fourth Proportional to 70,724,554,814.88, 97,599,389,141.88 and 38,609,916,966

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Solution

The fourth proportional to 70,724,554,814.88, 97,599,389,141.88 and 38,609,916,966 is: 53,281,414,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,724,554,814.88 : 97,599,389,141.88 = 38,609,916,966 : x
  2. Step 2: Convert to fraction form
    70,724,554,814.88/97,599,389,141.88 = 38,609,916,966/x
  3. Step 3: Cross multiply
    70,724,554,814.88x = 97,599,389,141.88 × 38,609,916,966
  4. Step 4: Simplify right side
    70,724,554,814.88x = 3,768,304,310,700,309,217,280
  5. Step 5: Solve for x
    x = 3,768,304,310,700,309,217,280/70,724,554,814.88
  6. Step 6: Final answer
    x = 53,281,414,362.58

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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.