Home / 297,642,180.71-446,434,401.62-90,382,384.31

Finding the Fourth Proportional to 297,642,180.71, 446,434,401.62 and 90,382,384.31

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Solution

The fourth proportional to 297,642,180.71, 446,434,401.62 and 90,382,384.31 is: 135,564,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,642,180.71 : 446,434,401.62 = 90,382,384.31 : x
  2. Step 2: Convert to fraction form
    297,642,180.71/446,434,401.62 = 90,382,384.31/x
  3. Step 3: Cross multiply
    297,642,180.71x = 446,434,401.62 × 90,382,384.31
  4. Step 4: Simplify right side
    297,642,180.71x = 40,349,805,657,087,904
  5. Step 5: Solve for x
    x = 40,349,805,657,087,904/297,642,180.71
  6. Step 6: Final answer
    x = 135,564,809.94

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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.