Home / 868,695,040,981-1,198,799,352,231.10-478,061,604,746.72

Finding the Fourth Proportional to 868,695,040,981, 1,198,799,352,231.10 and 478,061,604,746.72

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Solution

The fourth proportional to 868,695,040,981, 1,198,799,352,231.10 and 478,061,604,746.72 is: 659,725,122,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,695,040,981 : 1,198,799,352,231.10 = 478,061,604,746.72 : x
  2. Step 2: Convert to fraction form
    868,695,040,981/1,198,799,352,231.10 = 478,061,604,746.72/x
  3. Step 3: Cross multiply
    868,695,040,981x = 1,198,799,352,231.10 × 478,061,604,746.72
  4. Step 4: Simplify right side
    868,695,040,981x = 573,099,942,096,928,113,688,576
  5. Step 5: Solve for x
    x = 573,099,942,096,928,113,688,576/868,695,040,981
  6. Step 6: Final answer
    x = 659,725,122,235.92

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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.