Home / 472,566,530.80-707,716,055.40-229,945,999.60

Finding the Fourth Proportional to 472,566,530.80, 707,716,055.40 and 229,945,999.60

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Solution

The fourth proportional to 472,566,530.80, 707,716,055.40 and 229,945,999.60 is: 344,367,332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,566,530.80 : 707,716,055.40 = 229,945,999.60 : x
  2. Step 2: Convert to fraction form
    472,566,530.80/707,716,055.40 = 229,945,999.60/x
  3. Step 3: Cross multiply
    472,566,530.80x = 707,716,055.40 × 229,945,999.60
  4. Step 4: Simplify right side
    472,566,530.80x = 162,736,475,791,921,984
  5. Step 5: Solve for x
    x = 162,736,475,791,921,984/472,566,530.80
  6. Step 6: Final answer
    x = 344,367,332.82

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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.