Home / 74,745,585.40-112,118,378.10-48,917,552.80

Finding the Fourth Proportional to 74,745,585.40, 112,118,378.10 and 48,917,552.80

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Solution

The fourth proportional to 74,745,585.40, 112,118,378.10 and 48,917,552.80 is: 73,376,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745,585.40 : 112,118,378.10 = 48,917,552.80 : x
  2. Step 2: Convert to fraction form
    74,745,585.40/112,118,378.10 = 48,917,552.80/x
  3. Step 3: Cross multiply
    74,745,585.40x = 112,118,378.10 × 48,917,552.80
  4. Step 4: Simplify right side
    74,745,585.40x = 5,484,556,680,557,113
  5. Step 5: Solve for x
    x = 5,484,556,680,557,113/74,745,585.40
  6. Step 6: Final answer
    x = 73,376,329.20

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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.