Home / 158,843,810.60-219,226,523.04-89,234,487.44

Finding the Fourth Proportional to 158,843,810.60, 219,226,523.04 and 89,234,487.44

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Solution

The fourth proportional to 158,843,810.60, 219,226,523.04 and 89,234,487.44 is: 123,155,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,843,810.60 : 219,226,523.04 = 89,234,487.44 : x
  2. Step 2: Convert to fraction form
    158,843,810.60/219,226,523.04 = 89,234,487.44/x
  3. Step 3: Cross multiply
    158,843,810.60x = 219,226,523.04 × 89,234,487.44
  4. Step 4: Simplify right side
    158,843,810.60x = 19,562,566,415,631,616
  5. Step 5: Solve for x
    x = 19,562,566,415,631,616/158,843,810.60
  6. Step 6: Final answer
    x = 123,155,987.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.