Home / 42,122,959.20-63,184,438.80-29,357,877.60

Finding the Fourth Proportional to 42,122,959.20, 63,184,438.80 and 29,357,877.60

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Solution

The fourth proportional to 42,122,959.20, 63,184,438.80 and 29,357,877.60 is: 44,036,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122,959.20 : 63,184,438.80 = 29,357,877.60 : x
  2. Step 2: Convert to fraction form
    42,122,959.20/63,184,438.80 = 29,357,877.60/x
  3. Step 3: Cross multiply
    42,122,959.20x = 63,184,438.80 × 29,357,877.60
  4. Step 4: Simplify right side
    42,122,959.20x = 1,854,961,020,515,091
  5. Step 5: Solve for x
    x = 1,854,961,020,515,091/42,122,959.20
  6. Step 6: Final answer
    x = 44,036,816.40

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1.5x scale

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.