Home / 108,047,590.86-161,972,076.30-38,943,482.10

Finding the Fourth Proportional to 108,047,590.86, 161,972,076.30 and 38,943,482.10

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Solution

The fourth proportional to 108,047,590.86, 161,972,076.30 and 38,943,482.10 is: 58,379,428.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,047,590.86 : 161,972,076.30 = 38,943,482.10 : x
  2. Step 2: Convert to fraction form
    108,047,590.86/161,972,076.30 = 38,943,482.10/x
  3. Step 3: Cross multiply
    108,047,590.86x = 161,972,076.30 × 38,943,482.10
  4. Step 4: Simplify right side
    108,047,590.86x = 6,307,756,654,088,885
  5. Step 5: Solve for x
    x = 6,307,756,654,088,885/108,047,590.86
  6. Step 6: Final answer
    x = 58,379,428.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.