Home / 82,944,666.40-124,416,999.60-40,477,338.40

Finding the Fourth Proportional to 82,944,666.40, 124,416,999.60 and 40,477,338.40

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Solution

The fourth proportional to 82,944,666.40, 124,416,999.60 and 40,477,338.40 is: 60,716,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,666.40 : 124,416,999.60 = 40,477,338.40 : x
  2. Step 2: Convert to fraction form
    82,944,666.40/124,416,999.60 = 40,477,338.40/x
  3. Step 3: Cross multiply
    82,944,666.40x = 124,416,999.60 × 40,477,338.40
  4. Step 4: Simplify right side
    82,944,666.40x = 5,036,068,995,521,864
  5. Step 5: Solve for x
    x = 5,036,068,995,521,864/82,944,666.40
  6. Step 6: Final answer
    x = 60,716,007.60

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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.