Home / 113,899,012.90-157,179,853.94-61,686,853.14

Finding the Fourth Proportional to 113,899,012.90, 157,179,853.94 and 61,686,853.14

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Solution

The fourth proportional to 113,899,012.90, 157,179,853.94 and 61,686,853.14 is: 85,127,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,899,012.90 : 157,179,853.94 = 61,686,853.14 : x
  2. Step 2: Convert to fraction form
    113,899,012.90/157,179,853.94 = 61,686,853.14/x
  3. Step 3: Cross multiply
    113,899,012.90x = 157,179,853.94 × 61,686,853.14
  4. Step 4: Simplify right side
    113,899,012.90x = 9,695,930,566,563,430
  5. Step 5: Solve for x
    x = 9,695,930,566,563,430/113,899,012.90
  6. Step 6: Final answer
    x = 85,127,432.80

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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.