Home / 1,728,908,767.52-2,385,894,897.45-935,954,746.64

Finding the Fourth Proportional to 1,728,908,767.52, 2,385,894,897.45 and 935,954,746.64

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Solution

The fourth proportional to 1,728,908,767.52, 2,385,894,897.45 and 935,954,746.64 is: 1,291,617,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,908,767.52 : 2,385,894,897.45 = 935,954,746.64 : x
  2. Step 2: Convert to fraction form
    1,728,908,767.52/2,385,894,897.45 = 935,954,746.64/x
  3. Step 3: Cross multiply
    1,728,908,767.52x = 2,385,894,897.45 × 935,954,746.64
  4. Step 4: Simplify right side
    1,728,908,767.52x = 2,233,089,654,252,483,328
  5. Step 5: Solve for x
    x = 2,233,089,654,252,483,328/1,728,908,767.52
  6. Step 6: Final answer
    x = 1,291,617,982.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.