Home / 352,272,921.40-528,409,382.10-122,165,529.40

Finding the Fourth Proportional to 352,272,921.40, 528,409,382.10 and 122,165,529.40

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Solution

The fourth proportional to 352,272,921.40, 528,409,382.10 and 122,165,529.40 is: 183,248,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,921.40 : 528,409,382.10 = 122,165,529.40 : x
  2. Step 2: Convert to fraction form
    352,272,921.40/528,409,382.10 = 122,165,529.40/x
  3. Step 3: Cross multiply
    352,272,921.40x = 528,409,382.10 × 122,165,529.40
  4. Step 4: Simplify right side
    352,272,921.40x = 64,553,411,904,173,392
  5. Step 5: Solve for x
    x = 64,553,411,904,173,392/352,272,921.40
  6. Step 6: Final answer
    x = 183,248,294.10

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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.