Home / 238,600,953.98-329,264,154.67-138,133,650.29

Finding the Fourth Proportional to 238,600,953.98, 329,264,154.67 and 138,133,650.29

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Solution

The fourth proportional to 238,600,953.98, 329,264,154.67 and 138,133,650.29 is: 190,621,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,600,953.98 : 329,264,154.67 = 138,133,650.29 : x
  2. Step 2: Convert to fraction form
    238,600,953.98/329,264,154.67 = 138,133,650.29/x
  3. Step 3: Cross multiply
    238,600,953.98x = 329,264,154.67 × 138,133,650.29
  4. Step 4: Simplify right side
    238,600,953.98x = 45,482,459,594,218,248
  5. Step 5: Solve for x
    x = 45,482,459,594,218,248/238,600,953.98
  6. Step 6: Final answer
    x = 190,621,449.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.