Home / 293,776,746.47-440,649,172.71-89,288,878.49

Finding the Fourth Proportional to 293,776,746.47, 440,649,172.71 and 89,288,878.49

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Solution

The fourth proportional to 293,776,746.47, 440,649,172.71 and 89,288,878.49 is: 133,928,470.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,776,746.47 : 440,649,172.71 = 89,288,878.49 : x
  2. Step 2: Convert to fraction form
    293,776,746.47/440,649,172.71 = 89,288,878.49/x
  3. Step 3: Cross multiply
    293,776,746.47x = 440,649,172.71 × 89,288,878.49
  4. Step 4: Simplify right side
    293,776,746.47x = 39,345,070,436,618,968
  5. Step 5: Solve for x
    x = 39,345,070,436,618,968/293,776,746.47
  6. Step 6: Final answer
    x = 133,928,470.89

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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.