Home / 272,227,776.80-407,968,417.20-174,884,698.40

Finding the Fourth Proportional to 272,227,776.80, 407,968,417.20 and 174,884,698.40

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Solution

The fourth proportional to 272,227,776.80, 407,968,417.20 and 174,884,698.40 is: 262,087,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,227,776.80 : 407,968,417.20 = 174,884,698.40 : x
  2. Step 2: Convert to fraction form
    272,227,776.80/407,968,417.20 = 174,884,698.40/x
  3. Step 3: Cross multiply
    272,227,776.80x = 407,968,417.20 × 174,884,698.40
  4. Step 4: Simplify right side
    272,227,776.80x = 71,347,433,598,747,376
  5. Step 5: Solve for x
    x = 71,347,433,598,747,376/272,227,776.80
  6. Step 6: Final answer
    x = 262,087,265.44

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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.