Home / 124,871,821,565.26-172,318,655,131.29-70,677,206,626.77

Finding the Fourth Proportional to 124,871,821,565.26, 172,318,655,131.29 and 70,677,206,626.77

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Solution

The fourth proportional to 124,871,821,565.26, 172,318,655,131.29 and 70,677,206,626.77 is: 97,532,021,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,871,821,565.26 : 172,318,655,131.29 = 70,677,206,626.77 : x
  2. Step 2: Convert to fraction form
    124,871,821,565.26/172,318,655,131.29 = 70,677,206,626.77/x
  3. Step 3: Cross multiply
    124,871,821,565.26x = 172,318,655,131.29 × 70,677,206,626.77
  4. Step 4: Simplify right side
    124,871,821,565.26x = 12,179,001,194,361,305,169,920
  5. Step 5: Solve for x
    x = 12,179,001,194,361,305,169,920/124,871,821,565.26
  6. Step 6: Final answer
    x = 97,532,021,569.79

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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.