Home / 124,166,170,455.76-171,381,196,450.16-80,870,344,618.22

Finding the Fourth Proportional to 124,166,170,455.76, 171,381,196,450.16 and 80,870,344,618.22

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Solution

The fourth proportional to 124,166,170,455.76, 171,381,196,450.16 and 80,870,344,618.22 is: 111,621,840,048.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,166,170,455.76 : 171,381,196,450.16 = 80,870,344,618.22 : x
  2. Step 2: Convert to fraction form
    124,166,170,455.76/171,381,196,450.16 = 80,870,344,618.22/x
  3. Step 3: Cross multiply
    124,166,170,455.76x = 171,381,196,450.16 × 80,870,344,618.22
  4. Step 4: Simplify right side
    124,166,170,455.76x = 13,859,656,418,007,302,799,360
  5. Step 5: Solve for x
    x = 13,859,656,418,007,302,799,360/124,166,170,455.76
  6. Step 6: Final answer
    x = 111,621,840,048.18

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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.