Home / 416,100,312.40-574,000,725.32-257,279,665.28

Finding the Fourth Proportional to 416,100,312.40, 574,000,725.32 and 257,279,665.28

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Solution

The fourth proportional to 416,100,312.40, 574,000,725.32 and 257,279,665.28 is: 354,911,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,100,312.40 : 574,000,725.32 = 257,279,665.28 : x
  2. Step 2: Convert to fraction form
    416,100,312.40/574,000,725.32 = 257,279,665.28/x
  3. Step 3: Cross multiply
    416,100,312.40x = 574,000,725.32 × 257,279,665.28
  4. Step 4: Simplify right side
    416,100,312.40x = 147,678,714,480,806,848
  5. Step 5: Solve for x
    x = 147,678,714,480,806,848/416,100,312.40
  6. Step 6: Final answer
    x = 354,911,328.06

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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.