Home / 62,606,606.80-93,909,910.20-38,420,136.40

Finding the Fourth Proportional to 62,606,606.80, 93,909,910.20 and 38,420,136.40

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Solution

The fourth proportional to 62,606,606.80, 93,909,910.20 and 38,420,136.40 is: 57,630,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,606,606.80 : 93,909,910.20 = 38,420,136.40 : x
  2. Step 2: Convert to fraction form
    62,606,606.80/93,909,910.20 = 38,420,136.40/x
  3. Step 3: Cross multiply
    62,606,606.80x = 93,909,910.20 × 38,420,136.40
  4. Step 4: Simplify right side
    62,606,606.80x = 3,608,031,559,195,751.50
  5. Step 5: Solve for x
    x = 3,608,031,559,195,751.50/62,606,606.80
  6. Step 6: Final answer
    x = 57,630,204.60

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Double scale
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Similar ratio
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1.5x scale

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.