Home / 1,378,563,152.58-2,057,092,747.16-1,229,989,416.93

Finding the Fourth Proportional to 1,378,563,152.58, 2,057,092,747.16 and 1,229,989,416.93

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Solution

The fourth proportional to 1,378,563,152.58, 2,057,092,747.16 and 1,229,989,416.93 is: 1,835,390,931.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,563,152.58 : 2,057,092,747.16 = 1,229,989,416.93 : x
  2. Step 2: Convert to fraction form
    1,378,563,152.58/2,057,092,747.16 = 1,229,989,416.93/x
  3. Step 3: Cross multiply
    1,378,563,152.58x = 2,057,092,747.16 × 1,229,989,416.93
  4. Step 4: Simplify right side
    1,378,563,152.58x = 2,530,202,308,644,110,336
  5. Step 5: Solve for x
    x = 2,530,202,308,644,110,336/1,378,563,152.58
  6. Step 6: Final answer
    x = 1,835,390,931.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.