Home / 100,704,015.40-151,118,231.10-40,113,423.40

Finding the Fourth Proportional to 100,704,015.40, 151,118,231.10 and 40,113,423.40

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Solution

The fourth proportional to 100,704,015.40, 151,118,231.10 and 40,113,423.40 is: 60,194,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,704,015.40 : 151,118,231.10 = 40,113,423.40 : x
  2. Step 2: Convert to fraction form
    100,704,015.40/151,118,231.10 = 40,113,423.40/x
  3. Step 3: Cross multiply
    100,704,015.40x = 151,118,231.10 × 40,113,423.40
  4. Step 4: Simplify right side
    100,704,015.40x = 6,061,869,587,573,347
  5. Step 5: Solve for x
    x = 6,061,869,587,573,347/100,704,015.40
  6. Step 6: Final answer
    x = 60,194,914.41

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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.