Home / 291,384,000.40-437,065,891.80-73,036,253.20

Finding the Fourth Proportional to 291,384,000.40, 437,065,891.80 and 73,036,253.20

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Solution

The fourth proportional to 291,384,000.40, 437,065,891.80 and 73,036,253.20 is: 109,551,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,384,000.40 : 437,065,891.80 = 73,036,253.20 : x
  2. Step 2: Convert to fraction form
    291,384,000.40/437,065,891.80 = 73,036,253.20/x
  3. Step 3: Cross multiply
    291,384,000.40x = 437,065,891.80 × 73,036,253.20
  4. Step 4: Simplify right side
    291,384,000.40x = 31,921,655,138,588,604
  5. Step 5: Solve for x
    x = 31,921,655,138,588,604/291,384,000.40
  6. Step 6: Final answer
    x = 109,551,846.00

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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.