Home / 229,931,244.80-344,896,867.20-213,303,046.40

Finding the Fourth Proportional to 229,931,244.80, 344,896,867.20 and 213,303,046.40

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Solution

The fourth proportional to 229,931,244.80, 344,896,867.20 and 213,303,046.40 is: 319,954,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,931,244.80 : 344,896,867.20 = 213,303,046.40 : x
  2. Step 2: Convert to fraction form
    229,931,244.80/344,896,867.20 = 213,303,046.40/x
  3. Step 3: Cross multiply
    229,931,244.80x = 344,896,867.20 × 213,303,046.40
  4. Step 4: Simplify right side
    229,931,244.80x = 73,567,552,467,576,240
  5. Step 5: Solve for x
    x = 73,567,552,467,576,240/229,931,244.80
  6. Step 6: Final answer
    x = 319,954,569.60

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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.