Home / 74,889,630.80-112,334,446.20-63,580,216.40

Finding the Fourth Proportional to 74,889,630.80, 112,334,446.20 and 63,580,216.40

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Solution

The fourth proportional to 74,889,630.80, 112,334,446.20 and 63,580,216.40 is: 95,370,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,889,630.80 : 112,334,446.20 = 63,580,216.40 : x
  2. Step 2: Convert to fraction form
    74,889,630.80/112,334,446.20 = 63,580,216.40/x
  3. Step 3: Cross multiply
    74,889,630.80x = 112,334,446.20 × 63,580,216.40
  4. Step 4: Simplify right side
    74,889,630.80x = 7,142,248,398,570,158
  5. Step 5: Solve for x
    x = 7,142,248,398,570,158/74,889,630.80
  6. Step 6: Final answer
    x = 95,370,324.60

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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.