Home / 5,142,003,005.66-7,088,791,128.36-3,448,760,235.13

Finding the Fourth Proportional to 5,142,003,005.66, 7,088,791,128.36 and 3,448,760,235.13

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Solution

The fourth proportional to 5,142,003,005.66, 7,088,791,128.36 and 3,448,760,235.13 is: 4,754,478,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,003,005.66 : 7,088,791,128.36 = 3,448,760,235.13 : x
  2. Step 2: Convert to fraction form
    5,142,003,005.66/7,088,791,128.36 = 3,448,760,235.13/x
  3. Step 3: Cross multiply
    5,142,003,005.66x = 7,088,791,128.36 × 3,448,760,235.13
  4. Step 4: Simplify right side
    5,142,003,005.66x = 24,447,540,958,630,289,408
  5. Step 5: Solve for x
    x = 24,447,540,958,630,289,408/5,142,003,005.66
  6. Step 6: Final answer
    x = 4,754,478,154.08

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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.