Home / 101,315,460.18-139,815,454.65-54,905,714.11

Finding the Fourth Proportional to 101,315,460.18, 139,815,454.65 and 54,905,714.11

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Solution

The fourth proportional to 101,315,460.18, 139,815,454.65 and 54,905,714.11 is: 75,769,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,315,460.18 : 139,815,454.65 = 54,905,714.11 : x
  2. Step 2: Convert to fraction form
    101,315,460.18/139,815,454.65 = 54,905,714.11/x
  3. Step 3: Cross multiply
    101,315,460.18x = 139,815,454.65 × 54,905,714.11
  4. Step 4: Simplify right side
    101,315,460.18x = 7,676,667,380,509,127
  5. Step 5: Solve for x
    x = 7,676,667,380,509,127/101,315,460.18
  6. Step 6: Final answer
    x = 75,769,950.28

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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.