Home / 124,863,928,401.96-172,312,348,721.22-67,771,250,668.98

Finding the Fourth Proportional to 124,863,928,401.96, 172,312,348,721.22 and 67,771,250,668.98

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Solution

The fourth proportional to 124,863,928,401.96, 172,312,348,721.22 and 67,771,250,668.98 is: 93,524,395,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,863,928,401.96 : 172,312,348,721.22 = 67,771,250,668.98 : x
  2. Step 2: Convert to fraction form
    124,863,928,401.96/172,312,348,721.22 = 67,771,250,668.98/x
  3. Step 3: Cross multiply
    124,863,928,401.96x = 172,312,348,721.22 × 67,771,250,668.98
  4. Step 4: Simplify right side
    124,863,928,401.96x = 11,677,823,378,546,495,586,304
  5. Step 5: Solve for x
    x = 11,677,823,378,546,495,586,304/124,863,928,401.96
  6. Step 6: Final answer
    x = 93,524,395,139.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.