Home / 109,213,256.60-163,819,884.90-98,253,762.20

Finding the Fourth Proportional to 109,213,256.60, 163,819,884.90 and 98,253,762.20

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Solution

The fourth proportional to 109,213,256.60, 163,819,884.90 and 98,253,762.20 is: 147,380,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,213,256.60 : 163,819,884.90 = 98,253,762.20 : x
  2. Step 2: Convert to fraction form
    109,213,256.60/163,819,884.90 = 98,253,762.20/x
  3. Step 3: Cross multiply
    109,213,256.60x = 163,819,884.90 × 98,253,762.20
  4. Step 4: Simplify right side
    109,213,256.60x = 16,095,920,014,595,972
  5. Step 5: Solve for x
    x = 16,095,920,014,595,972/109,213,256.60
  6. Step 6: Final answer
    x = 147,380,643.30

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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.