Home / 238,577,300,082.12-329,243,671,201.86-130,197,395,147.88

Finding the Fourth Proportional to 238,577,300,082.12, 329,243,671,201.86 and 130,197,395,147.88

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Solution

The fourth proportional to 238,577,300,082.12, 329,243,671,201.86 and 130,197,395,147.88 is: 179,676,223,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,577,300,082.12 : 329,243,671,201.86 = 130,197,395,147.88 : x
  2. Step 2: Convert to fraction form
    238,577,300,082.12/329,243,671,201.86 = 130,197,395,147.88/x
  3. Step 3: Cross multiply
    238,577,300,082.12x = 329,243,671,201.86 × 130,197,395,147.88
  4. Step 4: Simplify right side
    238,577,300,082.12x = 42,866,668,359,407,242,313,728
  5. Step 5: Solve for x
    x = 42,866,668,359,407,242,313,728/238,577,300,082.12
  6. Step 6: Final answer
    x = 179,676,223,784.29

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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.