Home / 898,455,612.30-1,347,683,418.45-252,223,356.30

Finding the Fourth Proportional to 898,455,612.30, 1,347,683,418.45 and 252,223,356.30

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Solution

The fourth proportional to 898,455,612.30, 1,347,683,418.45 and 252,223,356.30 is: 378,335,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,455,612.30 : 1,347,683,418.45 = 252,223,356.30 : x
  2. Step 2: Convert to fraction form
    898,455,612.30/1,347,683,418.45 = 252,223,356.30/x
  3. Step 3: Cross multiply
    898,455,612.30x = 1,347,683,418.45 × 252,223,356.30
  4. Step 4: Simplify right side
    898,455,612.30x = 339,917,235,031,316,352
  5. Step 5: Solve for x
    x = 339,917,235,031,316,352/898,455,612.30
  6. Step 6: Final answer
    x = 378,335,034.45

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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.