Home / 48,283,979.60-72,425,969.40-39,773,925.20

Finding the Fourth Proportional to 48,283,979.60, 72,425,969.40 and 39,773,925.20

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Solution

The fourth proportional to 48,283,979.60, 72,425,969.40 and 39,773,925.20 is: 59,660,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,283,979.60 : 72,425,969.40 = 39,773,925.20 : x
  2. Step 2: Convert to fraction form
    48,283,979.60/72,425,969.40 = 39,773,925.20/x
  3. Step 3: Cross multiply
    48,283,979.60x = 72,425,969.40 × 39,773,925.20
  4. Step 4: Simplify right side
    48,283,979.60x = 2,880,665,089,453,089.50
  5. Step 5: Solve for x
    x = 2,880,665,089,453,089.50/48,283,979.60
  6. Step 6: Final answer
    x = 59,660,887.80

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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.