Home / 157,464,007.20-236,196,010.80-49,758,631.20

Finding the Fourth Proportional to 157,464,007.20, 236,196,010.80 and 49,758,631.20

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Solution

The fourth proportional to 157,464,007.20, 236,196,010.80 and 49,758,631.20 is: 74,637,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,007.20 : 236,196,010.80 = 49,758,631.20 : x
  2. Step 2: Convert to fraction form
    157,464,007.20/236,196,010.80 = 49,758,631.20/x
  3. Step 3: Cross multiply
    157,464,007.20x = 236,196,010.80 × 49,758,631.20
  4. Step 4: Simplify right side
    157,464,007.20x = 11,752,790,192,308,418
  5. Step 5: Solve for x
    x = 11,752,790,192,308,418/157,464,007.20
  6. Step 6: Final answer
    x = 74,637,946.80

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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.