Home / 472,566,430.80-707,715,905.40-229,945,899.60

Finding the Fourth Proportional to 472,566,430.80, 707,715,905.40 and 229,945,899.60

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Solution

The fourth proportional to 472,566,430.80, 707,715,905.40 and 229,945,899.60 is: 344,367,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,566,430.80 : 707,715,905.40 = 229,945,899.60 : x
  2. Step 2: Convert to fraction form
    472,566,430.80/707,715,905.40 = 229,945,899.60/x
  3. Step 3: Cross multiply
    472,566,430.80x = 707,715,905.40 × 229,945,899.60
  4. Step 4: Simplify right side
    472,566,430.80x = 162,736,370,528,431,488
  5. Step 5: Solve for x
    x = 162,736,370,528,431,488/472,566,430.80
  6. Step 6: Final answer
    x = 344,367,182.94

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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.