Home / 189,572,567.40-284,358,851.10-160,945,612.20

Finding the Fourth Proportional to 189,572,567.40, 284,358,851.10 and 160,945,612.20

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Solution

The fourth proportional to 189,572,567.40, 284,358,851.10 and 160,945,612.20 is: 241,418,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,572,567.40 : 284,358,851.10 = 160,945,612.20 : x
  2. Step 2: Convert to fraction form
    189,572,567.40/284,358,851.10 = 160,945,612.20/x
  3. Step 3: Cross multiply
    189,572,567.40x = 284,358,851.10 × 160,945,612.20
  4. Step 4: Simplify right side
    189,572,567.40x = 45,766,309,374,778,144
  5. Step 5: Solve for x
    x = 45,766,309,374,778,144/189,572,567.40
  6. Step 6: Final answer
    x = 241,418,418.30

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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.