Home / 62,606,600.80-93,909,901.20-38,420,130.40

Finding the Fourth Proportional to 62,606,600.80, 93,909,901.20 and 38,420,130.40

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Solution

The fourth proportional to 62,606,600.80, 93,909,901.20 and 38,420,130.40 is: 57,630,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,606,600.80 : 93,909,901.20 = 38,420,130.40 : x
  2. Step 2: Convert to fraction form
    62,606,600.80/93,909,901.20 = 38,420,130.40/x
  3. Step 3: Cross multiply
    62,606,600.80x = 93,909,901.20 × 38,420,130.40
  4. Step 4: Simplify right side
    62,606,600.80x = 3,608,030,649,955,116.50
  5. Step 5: Solve for x
    x = 3,608,030,649,955,116.50/62,606,600.80
  6. Step 6: Final answer
    x = 57,630,195.60

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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.