Home / 272,967,681.10-409,451,521.65-169,655,550.70

Finding the Fourth Proportional to 272,967,681.10, 409,451,521.65 and 169,655,550.70

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Solution

The fourth proportional to 272,967,681.10, 409,451,521.65 and 169,655,550.70 is: 254,483,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967,681.10 : 409,451,521.65 = 169,655,550.70 : x
  2. Step 2: Convert to fraction form
    272,967,681.10/409,451,521.65 = 169,655,550.70/x
  3. Step 3: Cross multiply
    272,967,681.10x = 409,451,521.65 × 169,655,550.70
  4. Step 4: Simplify right side
    272,967,681.10x = 69,465,723,390,483,712
  5. Step 5: Solve for x
    x = 69,465,723,390,483,712/272,967,681.10
  6. Step 6: Final answer
    x = 254,483,326.05

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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.