Home / 352,111,251.90-528,227,784.58-118,943,661.80

Finding the Fourth Proportional to 352,111,251.90, 528,227,784.58 and 118,943,661.80

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Solution

The fourth proportional to 352,111,251.90, 528,227,784.58 and 118,943,661.80 is: 178,436,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,111,251.90 : 528,227,784.58 = 118,943,661.80 : x
  2. Step 2: Convert to fraction form
    352,111,251.90/528,227,784.58 = 118,943,661.80/x
  3. Step 3: Cross multiply
    352,111,251.90x = 528,227,784.58 × 118,943,661.80
  4. Step 4: Simplify right side
    352,111,251.90x = 62,829,346,962,446,768
  5. Step 5: Solve for x
    x = 62,829,346,962,446,768/352,111,251.90
  6. Step 6: Final answer
    x = 178,436,067.08

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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.