Home / 48,403,234.60-72,604,851.90-43,112,444.20

Finding the Fourth Proportional to 48,403,234.60, 72,604,851.90 and 43,112,444.20

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Solution

The fourth proportional to 48,403,234.60, 72,604,851.90 and 43,112,444.20 is: 64,668,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,403,234.60 : 72,604,851.90 = 43,112,444.20 : x
  2. Step 2: Convert to fraction form
    48,403,234.60/72,604,851.90 = 43,112,444.20/x
  3. Step 3: Cross multiply
    48,403,234.60x = 72,604,851.90 × 43,112,444.20
  4. Step 4: Simplify right side
    48,403,234.60x = 3,130,172,626,188,014.50
  5. Step 5: Solve for x
    x = 3,130,172,626,188,014.50/48,403,234.60
  6. Step 6: Final answer
    x = 64,668,666.30

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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.