Home / 100,704,019.40-151,118,237.10-40,113,427.40

Finding the Fourth Proportional to 100,704,019.40, 151,118,237.10 and 40,113,427.40

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Solution

The fourth proportional to 100,704,019.40, 151,118,237.10 and 40,113,427.40 is: 60,194,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,704,019.40 : 151,118,237.10 = 40,113,427.40 : x
  2. Step 2: Convert to fraction form
    100,704,019.40/151,118,237.10 = 40,113,427.40/x
  3. Step 3: Cross multiply
    100,704,019.40x = 151,118,237.10 × 40,113,427.40
  4. Step 4: Simplify right side
    100,704,019.40x = 6,061,870,432,726,836
  5. Step 5: Solve for x
    x = 6,061,870,432,726,836/100,704,019.40
  6. Step 6: Final answer
    x = 60,194,920.41

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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.