Home / 352,539,629.20-528,893,424.60-170,637,216.40

Finding the Fourth Proportional to 352,539,629.20, 528,893,424.60 and 170,637,216.40

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Solution

The fourth proportional to 352,539,629.20, 528,893,424.60 and 170,637,216.40 is: 255,996,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,539,629.20 : 528,893,424.60 = 170,637,216.40 : x
  2. Step 2: Convert to fraction form
    352,539,629.20/528,893,424.60 = 170,637,216.40/x
  3. Step 3: Cross multiply
    352,539,629.20x = 528,893,424.60 × 170,637,216.40
  4. Step 4: Simplify right side
    352,539,629.20x = 90,248,901,746,007,296
  5. Step 5: Solve for x
    x = 90,248,901,746,007,296/352,539,629.20
  6. Step 6: Final answer
    x = 255,996,473.22

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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.