Home / 97,255,860.40-145,529,496.60-71,746,692.40

Finding the Fourth Proportional to 97,255,860.40, 145,529,496.60 and 71,746,692.40

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Solution

The fourth proportional to 97,255,860.40, 145,529,496.60 and 71,746,692.40 is: 107,358,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,255,860.40 : 145,529,496.60 = 71,746,692.40 : x
  2. Step 2: Convert to fraction form
    97,255,860.40/145,529,496.60 = 71,746,692.40/x
  3. Step 3: Cross multiply
    97,255,860.40x = 145,529,496.60 × 71,746,692.40
  4. Step 4: Simplify right side
    97,255,860.40x = 10,441,260,027,687,046
  5. Step 5: Solve for x
    x = 10,441,260,027,687,046/97,255,860.40
  6. Step 6: Final answer
    x = 107,358,672.11

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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.