Home / 293,420,800.40-440,131,200.60-157,371,904.40

Finding the Fourth Proportional to 293,420,800.40, 440,131,200.60 and 157,371,904.40

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Solution

The fourth proportional to 293,420,800.40, 440,131,200.60 and 157,371,904.40 is: 236,057,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420,800.40 : 440,131,200.60 = 157,371,904.40 : x
  2. Step 2: Convert to fraction form
    293,420,800.40/440,131,200.60 = 157,371,904.40/x
  3. Step 3: Cross multiply
    293,420,800.40x = 440,131,200.60 × 157,371,904.40
  4. Step 4: Simplify right side
    293,420,800.40x = 69,264,285,224,280,432
  5. Step 5: Solve for x
    x = 69,264,285,224,280,432/293,420,800.40
  6. Step 6: Final answer
    x = 236,057,856.60

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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.