Home / 54,594,777.60-81,892,166.40-42,398,206.65

Finding the Fourth Proportional to 54,594,777.60, 81,892,166.40 and 42,398,206.65

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Solution

The fourth proportional to 54,594,777.60, 81,892,166.40 and 42,398,206.65 is: 63,597,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,594,777.60 : 81,892,166.40 = 42,398,206.65 : x
  2. Step 2: Convert to fraction form
    54,594,777.60/81,892,166.40 = 42,398,206.65/x
  3. Step 3: Cross multiply
    54,594,777.60x = 81,892,166.40 × 42,398,206.65
  4. Step 4: Simplify right side
    54,594,777.60x = 3,472,080,994,043,386.50
  5. Step 5: Solve for x
    x = 3,472,080,994,043,386.50/54,594,777.60
  6. Step 6: Final answer
    x = 63,597,309.98

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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.