Home / 75,613,323.40-113,168,042.70-69,566,705.80

Finding the Fourth Proportional to 75,613,323.40, 113,168,042.70 and 69,566,705.80

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Solution

The fourth proportional to 75,613,323.40, 113,168,042.70 and 69,566,705.80 is: 104,118,263.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,613,323.40 : 113,168,042.70 = 69,566,705.80 : x
  2. Step 2: Convert to fraction form
    75,613,323.40/113,168,042.70 = 69,566,705.80/x
  3. Step 3: Cross multiply
    75,613,323.40x = 113,168,042.70 × 69,566,705.80
  4. Step 4: Simplify right side
    75,613,323.40x = 7,872,727,932,472,738
  5. Step 5: Solve for x
    x = 7,872,727,932,472,738/75,613,323.40
  6. Step 6: Final answer
    x = 104,118,263.53

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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.