Home / 54,367,502.80-81,551,254.20-30,181,032.40

Finding the Fourth Proportional to 54,367,502.80, 81,551,254.20 and 30,181,032.40

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Solution

The fourth proportional to 54,367,502.80, 81,551,254.20 and 30,181,032.40 is: 45,271,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367,502.80 : 81,551,254.20 = 30,181,032.40 : x
  2. Step 2: Convert to fraction form
    54,367,502.80/81,551,254.20 = 30,181,032.40/x
  3. Step 3: Cross multiply
    54,367,502.80x = 81,551,254.20 × 30,181,032.40
  4. Step 4: Simplify right side
    54,367,502.80x = 2,461,301,045,270,836
  5. Step 5: Solve for x
    x = 2,461,301,045,270,836/54,367,502.80
  6. Step 6: Final answer
    x = 45,271,548.60

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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.