Home / 40,438,164.20-60,657,246.30-28,959,038.60

Finding the Fourth Proportional to 40,438,164.20, 60,657,246.30 and 28,959,038.60

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Solution

The fourth proportional to 40,438,164.20, 60,657,246.30 and 28,959,038.60 is: 43,438,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438,164.20 : 60,657,246.30 = 28,959,038.60 : x
  2. Step 2: Convert to fraction form
    40,438,164.20/60,657,246.30 = 28,959,038.60/x
  3. Step 3: Cross multiply
    40,438,164.20x = 60,657,246.30 × 28,959,038.60
  4. Step 4: Simplify right side
    40,438,164.20x = 1,756,575,536,971,407.25
  5. Step 5: Solve for x
    x = 1,756,575,536,971,407.25/40,438,164.20
  6. Step 6: Final answer
    x = 43,438,557.90

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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.