Home / 808,248,552.30-1,212,372,828.45-349,083,528.30

Finding the Fourth Proportional to 808,248,552.30, 1,212,372,828.45 and 349,083,528.30

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Solution

The fourth proportional to 808,248,552.30, 1,212,372,828.45 and 349,083,528.30 is: 523,625,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,248,552.30 : 1,212,372,828.45 = 349,083,528.30 : x
  2. Step 2: Convert to fraction form
    808,248,552.30/1,212,372,828.45 = 349,083,528.30/x
  3. Step 3: Cross multiply
    808,248,552.30x = 1,212,372,828.45 × 349,083,528.30
  4. Step 4: Simplify right side
    808,248,552.30x = 423,219,384,570,376,640
  5. Step 5: Solve for x
    x = 423,219,384,570,376,640/808,248,552.30
  6. Step 6: Final answer
    x = 523,625,292.45

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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.