Home / 124,871,821,551.24-172,318,655,111.96-70,677,206,612.76

Finding the Fourth Proportional to 124,871,821,551.24, 172,318,655,111.96 and 70,677,206,612.76

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Solution

The fourth proportional to 124,871,821,551.24, 172,318,655,111.96 and 70,677,206,612.76 is: 97,532,021,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,871,821,551.24 : 172,318,655,111.96 = 70,677,206,612.76 : x
  2. Step 2: Convert to fraction form
    124,871,821,551.24/172,318,655,111.96 = 70,677,206,612.76/x
  3. Step 3: Cross multiply
    124,871,821,551.24x = 172,318,655,111.96 × 70,677,206,612.76
  4. Step 4: Simplify right side
    124,871,821,551.24x = 12,179,001,190,580,926,545,920
  5. Step 5: Solve for x
    x = 12,179,001,190,580,926,545,920/124,871,821,551.24
  6. Step 6: Final answer
    x = 97,532,021,550.46

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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.