Home / 38,720,199.20-58,080,298.80-36,830,631.20

Finding the Fourth Proportional to 38,720,199.20, 58,080,298.80 and 36,830,631.20

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Solution

The fourth proportional to 38,720,199.20, 58,080,298.80 and 36,830,631.20 is: 55,245,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,720,199.20 : 58,080,298.80 = 36,830,631.20 : x
  2. Step 2: Convert to fraction form
    38,720,199.20/58,080,298.80 = 36,830,631.20/x
  3. Step 3: Cross multiply
    38,720,199.20x = 58,080,298.80 × 36,830,631.20
  4. Step 4: Simplify right side
    38,720,199.20x = 2,139,134,065,088,602.50
  5. Step 5: Solve for x
    x = 2,139,134,065,088,602.50/38,720,199.20
  6. Step 6: Final answer
    x = 55,245,946.80

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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.