Home / 88,125,130,202.15-121,613,091,512.48-50,065,425,638.71

Finding the Fourth Proportional to 88,125,130,202.15, 121,613,091,512.48 and 50,065,425,638.71

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Solution

The fourth proportional to 88,125,130,202.15, 121,613,091,512.48 and 50,065,425,638.71 is: 69,090,521,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,125,130,202.15 : 121,613,091,512.48 = 50,065,425,638.71 : x
  2. Step 2: Convert to fraction form
    88,125,130,202.15/121,613,091,512.48 = 50,065,425,638.71/x
  3. Step 3: Cross multiply
    88,125,130,202.15x = 121,613,091,512.48 × 50,065,425,638.71
  4. Step 4: Simplify right side
    88,125,130,202.15x = 6,088,611,189,811,701,612,544
  5. Step 5: Solve for x
    x = 6,088,611,189,811,701,612,544/88,125,130,202.15
  6. Step 6: Final answer
    x = 69,090,521,351.23

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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.