Home / 48,284,995.60-72,427,493.40-42,994,205.20

Finding the Fourth Proportional to 48,284,995.60, 72,427,493.40 and 42,994,205.20

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Solution

The fourth proportional to 48,284,995.60, 72,427,493.40 and 42,994,205.20 is: 64,491,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,284,995.60 : 72,427,493.40 = 42,994,205.20 : x
  2. Step 2: Convert to fraction form
    48,284,995.60/72,427,493.40 = 42,994,205.20/x
  3. Step 3: Cross multiply
    48,284,995.60x = 72,427,493.40 × 42,994,205.20
  4. Step 4: Simplify right side
    48,284,995.60x = 3,113,962,513,361,246
  5. Step 5: Solve for x
    x = 3,113,962,513,361,246/48,284,995.60
  6. Step 6: Final answer
    x = 64,491,307.80

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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.