Home / 81,383,795,294.72-112,309,730,617.08-45,254,052,001.35

Finding the Fourth Proportional to 81,383,795,294.72, 112,309,730,617.08 and 45,254,052,001.35

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Solution

The fourth proportional to 81,383,795,294.72, 112,309,730,617.08 and 45,254,052,001.35 is: 62,450,643,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,383,795,294.72 : 112,309,730,617.08 = 45,254,052,001.35 : x
  2. Step 2: Convert to fraction form
    81,383,795,294.72/112,309,730,617.08 = 45,254,052,001.35/x
  3. Step 3: Cross multiply
    81,383,795,294.72x = 112,309,730,617.08 × 45,254,052,001.35
  4. Step 4: Simplify right side
    81,383,795,294.72x = 5,082,470,389,602,948,481,024
  5. Step 5: Solve for x
    x = 5,082,470,389,602,948,481,024/81,383,795,294.72
  6. Step 6: Final answer
    x = 62,450,643,536.56

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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.