Home / 64,897,372.80-97,346,059.20-39,367,209.60

Finding the Fourth Proportional to 64,897,372.80, 97,346,059.20 and 39,367,209.60

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Solution

The fourth proportional to 64,897,372.80, 97,346,059.20 and 39,367,209.60 is: 59,050,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897,372.80 : 97,346,059.20 = 39,367,209.60 : x
  2. Step 2: Convert to fraction form
    64,897,372.80/97,346,059.20 = 39,367,209.60/x
  3. Step 3: Cross multiply
    64,897,372.80x = 97,346,059.20 × 39,367,209.60
  4. Step 4: Simplify right side
    64,897,372.80x = 3,832,242,716,260,408.50
  5. Step 5: Solve for x
    x = 3,832,242,716,260,408.50/64,897,372.80
  6. Step 6: Final answer
    x = 59,050,814.40

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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.