Home / 403,596,167.02-556,962,705.91-217,957,182.70

Finding the Fourth Proportional to 403,596,167.02, 556,962,705.91 and 217,957,182.70

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Solution

The fourth proportional to 403,596,167.02, 556,962,705.91 and 217,957,182.70 is: 300,780,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,596,167.02 : 556,962,705.91 = 217,957,182.70 : x
  2. Step 2: Convert to fraction form
    403,596,167.02/556,962,705.91 = 217,957,182.70/x
  3. Step 3: Cross multiply
    403,596,167.02x = 556,962,705.91 × 217,957,182.70
  4. Step 4: Simplify right side
    403,596,167.02x = 121,394,022,249,112,224
  5. Step 5: Solve for x
    x = 121,394,022,249,112,224/403,596,167.02
  6. Step 6: Final answer
    x = 300,780,909.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.