Home / 91,818,015.40-137,727,023.10-31,233,741.40

Finding the Fourth Proportional to 91,818,015.40, 137,727,023.10 and 31,233,741.40

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Solution

The fourth proportional to 91,818,015.40, 137,727,023.10 and 31,233,741.40 is: 46,850,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,818,015.40 : 137,727,023.10 = 31,233,741.40 : x
  2. Step 2: Convert to fraction form
    91,818,015.40/137,727,023.10 = 31,233,741.40/x
  3. Step 3: Cross multiply
    91,818,015.40x = 137,727,023.10 × 31,233,741.40
  4. Step 4: Simplify right side
    91,818,015.40x = 4,301,730,223,297,226
  5. Step 5: Solve for x
    x = 4,301,730,223,297,226/91,818,015.40
  6. Step 6: Final answer
    x = 46,850,612.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.