Home / 126,660,370,452.32-174,794,724,598.80-74,520,740,638.84

Finding the Fourth Proportional to 126,660,370,452.32, 174,794,724,598.80 and 74,520,740,638.84

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Solution

The fourth proportional to 126,660,370,452.32, 174,794,724,598.80 and 74,520,740,638.84 is: 102,840,630,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,660,370,452.32 : 174,794,724,598.80 = 74,520,740,638.84 : x
  2. Step 2: Convert to fraction form
    126,660,370,452.32/174,794,724,598.80 = 74,520,740,638.84/x
  3. Step 3: Cross multiply
    126,660,370,452.32x = 174,794,724,598.80 × 74,520,740,638.84
  4. Step 4: Simplify right side
    126,660,370,452.32x = 13,025,832,336,864,638,402,560
  5. Step 5: Solve for x
    x = 13,025,832,336,864,638,402,560/126,660,370,452.32
  6. Step 6: Final answer
    x = 102,840,630,343.55

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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.