Home / 294,461,338.60-406,332,753.18-170,709,987.28

Finding the Fourth Proportional to 294,461,338.60, 406,332,753.18 and 170,709,987.28

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Solution

The fourth proportional to 294,461,338.60, 406,332,753.18 and 170,709,987.28 is: 235,565,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,461,338.60 : 406,332,753.18 = 170,709,987.28 : x
  2. Step 2: Convert to fraction form
    294,461,338.60/406,332,753.18 = 170,709,987.28/x
  3. Step 3: Cross multiply
    294,461,338.60x = 406,332,753.18 × 170,709,987.28
  4. Step 4: Simplify right side
    294,461,338.60x = 69,365,059,126,805,184
  5. Step 5: Solve for x
    x = 69,365,059,126,805,184/294,461,338.60
  6. Step 6: Final answer
    x = 235,565,930.17

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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.