Home / 410,902,137.16-616,344,570.47-100,011,487.59

Finding the Fourth Proportional to 410,902,137.16, 616,344,570.47 and 100,011,487.59

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Solution

The fourth proportional to 410,902,137.16, 616,344,570.47 and 100,011,487.59 is: 150,015,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,902,137.16 : 616,344,570.47 = 100,011,487.59 : x
  2. Step 2: Convert to fraction form
    410,902,137.16/616,344,570.47 = 100,011,487.59/x
  3. Step 3: Cross multiply
    410,902,137.16x = 616,344,570.47 × 100,011,487.59
  4. Step 4: Simplify right side
    410,902,137.16x = 61,641,537,360,974,312
  5. Step 5: Solve for x
    x = 61,641,537,360,974,312/410,902,137.16
  6. Step 6: Final answer
    x = 150,015,129.61

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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.