Home / 424,141,053.40-636,211,580.10-220,067,709.40

Finding the Fourth Proportional to 424,141,053.40, 636,211,580.10 and 220,067,709.40

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Solution

The fourth proportional to 424,141,053.40, 636,211,580.10 and 220,067,709.40 is: 330,101,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,141,053.40 : 636,211,580.10 = 220,067,709.40 : x
  2. Step 2: Convert to fraction form
    424,141,053.40/636,211,580.10 = 220,067,709.40/x
  3. Step 3: Cross multiply
    424,141,053.40x = 636,211,580.10 × 220,067,709.40
  4. Step 4: Simplify right side
    424,141,053.40x = 140,009,625,126,361,632
  5. Step 5: Solve for x
    x = 140,009,625,126,361,632/424,141,053.40
  6. Step 6: Final answer
    x = 330,101,564.10

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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.