Home / 352,542,816.20-528,898,205.10-170,640,403.40

Finding the Fourth Proportional to 352,542,816.20, 528,898,205.10 and 170,640,403.40

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Solution

The fourth proportional to 352,542,816.20, 528,898,205.10 and 170,640,403.40 is: 256,001,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,542,816.20 : 528,898,205.10 = 170,640,403.40 : x
  2. Step 2: Convert to fraction form
    352,542,816.20/528,898,205.10 = 170,640,403.40/x
  3. Step 3: Cross multiply
    352,542,816.20x = 528,898,205.10 × 170,640,403.40
  4. Step 4: Simplify right side
    352,542,816.20x = 90,251,403,075,799,952
  5. Step 5: Solve for x
    x = 90,251,403,075,799,952/352,542,816.20
  6. Step 6: Final answer
    x = 256,001,254.11

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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.