Home / 929,757,064.79-1,283,155,377.81-694,399,117.73

Finding the Fourth Proportional to 929,757,064.79, 1,283,155,377.81 and 694,399,117.73

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Solution

The fourth proportional to 929,757,064.79, 1,283,155,377.81 and 694,399,117.73 is: 958,338,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,757,064.79 : 1,283,155,377.81 = 694,399,117.73 : x
  2. Step 2: Convert to fraction form
    929,757,064.79/1,283,155,377.81 = 694,399,117.73/x
  3. Step 3: Cross multiply
    929,757,064.79x = 1,283,155,377.81 × 694,399,117.73
  4. Step 4: Simplify right side
    929,757,064.79x = 891,021,962,255,353,088
  5. Step 5: Solve for x
    x = 891,021,962,255,353,088/929,757,064.79
  6. Step 6: Final answer
    x = 958,338,469.26

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1.5x scale

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.