Home / 47,844,030.60-71,766,045.90-42,175,326.60

Finding the Fourth Proportional to 47,844,030.60, 71,766,045.90 and 42,175,326.60

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Solution

The fourth proportional to 47,844,030.60, 71,766,045.90 and 42,175,326.60 is: 63,262,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,844,030.60 : 71,766,045.90 = 42,175,326.60 : x
  2. Step 2: Convert to fraction form
    47,844,030.60/71,766,045.90 = 42,175,326.60/x
  3. Step 3: Cross multiply
    47,844,030.60x = 71,766,045.90 × 42,175,326.60
  4. Step 4: Simplify right side
    47,844,030.60x = 3,026,756,424,623,091.50
  5. Step 5: Solve for x
    x = 3,026,756,424,623,091.50/47,844,030.60
  6. Step 6: Final answer
    x = 63,262,989.90

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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.