Home / 405,986,869.00-560,165,853.93-229,774,864.30

Finding the Fourth Proportional to 405,986,869.00, 560,165,853.93 and 229,774,864.30

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Solution

The fourth proportional to 405,986,869.00, 560,165,853.93 and 229,774,864.30 is: 317,034,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,986,869.00 : 560,165,853.93 = 229,774,864.30 : x
  2. Step 2: Convert to fraction form
    405,986,869.00/560,165,853.93 = 229,774,864.30/x
  3. Step 3: Cross multiply
    405,986,869.00x = 560,165,853.93 × 229,774,864.30
  4. Step 4: Simplify right side
    405,986,869.00x = 128,712,033,070,928,656
  5. Step 5: Solve for x
    x = 128,712,033,070,928,656/405,986,869.00
  6. Step 6: Final answer
    x = 317,034,965.66

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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.