Home / 350,498,907.14-525,733,746.06-91,708,397.78

Finding the Fourth Proportional to 350,498,907.14, 525,733,746.06 and 91,708,397.78

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Solution

The fourth proportional to 350,498,907.14, 525,733,746.06 and 91,708,397.78 is: 137,558,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,498,907.14 : 525,733,746.06 = 91,708,397.78 : x
  2. Step 2: Convert to fraction form
    350,498,907.14/525,733,746.06 = 91,708,397.78/x
  3. Step 3: Cross multiply
    350,498,907.14x = 525,733,746.06 × 91,708,397.78
  4. Step 4: Simplify right side
    350,498,907.14x = 48,214,199,510,039,992
  5. Step 5: Solve for x
    x = 48,214,199,510,039,992/350,498,907.14
  6. Step 6: Final answer
    x = 137,558,772.73

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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.