Home / 487,465,537,922.91-731,077,476,808.25-164,761,177,195.46

Finding the Fourth Proportional to 487,465,537,922.91, 731,077,476,808.25 and 164,761,177,195.46

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Solution

The fourth proportional to 487,465,537,922.91, 731,077,476,808.25 and 164,761,177,195.46 is: 247,100,925,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,465,537,922.91 : 731,077,476,808.25 = 164,761,177,195.46 : x
  2. Step 2: Convert to fraction form
    487,465,537,922.91/731,077,476,808.25 = 164,761,177,195.46/x
  3. Step 3: Cross multiply
    487,465,537,922.91x = 731,077,476,808.25 × 164,761,177,195.46
  4. Step 4: Simplify right side
    487,465,537,922.91x = 120,453,185,700,013,879,066,624
  5. Step 5: Solve for x
    x = 120,453,185,700,013,879,066,624/487,465,537,922.91
  6. Step 6: Final answer
    x = 247,100,925,766.50

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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.