Home / 314,928,477.30-472,392,715.95-293,405,116.80

Finding the Fourth Proportional to 314,928,477.30, 472,392,715.95 and 293,405,116.80

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Solution

The fourth proportional to 314,928,477.30, 472,392,715.95 and 293,405,116.80 is: 440,107,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,477.30 : 472,392,715.95 = 293,405,116.80 : x
  2. Step 2: Convert to fraction form
    314,928,477.30/472,392,715.95 = 293,405,116.80/x
  3. Step 3: Cross multiply
    314,928,477.30x = 472,392,715.95 × 293,405,116.80
  4. Step 4: Simplify right side
    314,928,477.30x = 138,602,439,998,778,976
  5. Step 5: Solve for x
    x = 138,602,439,998,778,976/314,928,477.30
  6. Step 6: Final answer
    x = 440,107,675.20

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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.