Home / 43,102,078.40-64,653,117.60-40,976,314.40

Finding the Fourth Proportional to 43,102,078.40, 64,653,117.60 and 40,976,314.40

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Solution

The fourth proportional to 43,102,078.40, 64,653,117.60 and 40,976,314.40 is: 61,464,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102,078.40 : 64,653,117.60 = 40,976,314.40 : x
  2. Step 2: Convert to fraction form
    43,102,078.40/64,653,117.60 = 40,976,314.40/x
  3. Step 3: Cross multiply
    43,102,078.40x = 64,653,117.60 × 40,976,314.40
  4. Step 4: Simplify right side
    43,102,078.40x = 2,649,246,473,717,773.50
  5. Step 5: Solve for x
    x = 2,649,246,473,717,773.50/43,102,078.40
  6. Step 6: Final answer
    x = 61,464,471.60

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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.