Home / 404,208,051.30-606,312,076.95-220,542,041.70

Finding the Fourth Proportional to 404,208,051.30, 606,312,076.95 and 220,542,041.70

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Solution

The fourth proportional to 404,208,051.30, 606,312,076.95 and 220,542,041.70 is: 330,813,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,208,051.30 : 606,312,076.95 = 220,542,041.70 : x
  2. Step 2: Convert to fraction form
    404,208,051.30/606,312,076.95 = 220,542,041.70/x
  3. Step 3: Cross multiply
    404,208,051.30x = 606,312,076.95 × 220,542,041.70
  4. Step 4: Simplify right side
    404,208,051.30x = 133,717,303,357,920,512
  5. Step 5: Solve for x
    x = 133,717,303,357,920,512/404,208,051.30
  6. Step 6: Final answer
    x = 330,813,062.55

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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.