Home / 171,069,335.90-256,037,133.45-157,464,446.30

Finding the Fourth Proportional to 171,069,335.90, 256,037,133.45 and 157,464,446.30

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Solution

The fourth proportional to 171,069,335.90, 256,037,133.45 and 157,464,446.30 is: 235,674,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,069,335.90 : 256,037,133.45 = 157,464,446.30 : x
  2. Step 2: Convert to fraction form
    171,069,335.90/256,037,133.45 = 157,464,446.30/x
  3. Step 3: Cross multiply
    171,069,335.90x = 256,037,133.45 × 157,464,446.30
  4. Step 4: Simplify right side
    171,069,335.90x = 40,316,745,450,943,456
  5. Step 5: Solve for x
    x = 40,316,745,450,943,456/171,069,335.90
  6. Step 6: Final answer
    x = 235,674,881.41

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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.