Home / 314,928,699.20-472,393,048.80-294,521,364.80

Finding the Fourth Proportional to 314,928,699.20, 472,393,048.80 and 294,521,364.80

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Solution

The fourth proportional to 314,928,699.20, 472,393,048.80 and 294,521,364.80 is: 441,782,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,699.20 : 472,393,048.80 = 294,521,364.80 : x
  2. Step 2: Convert to fraction form
    314,928,699.20/472,393,048.80 = 294,521,364.80/x
  3. Step 3: Cross multiply
    314,928,699.20x = 472,393,048.80 × 294,521,364.80
  4. Step 4: Simplify right side
    314,928,699.20x = 139,129,845,454,609,008
  5. Step 5: Solve for x
    x = 139,129,845,454,609,008/314,928,699.20
  6. Step 6: Final answer
    x = 441,782,047.20

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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.