Home / 229,931,444.80-344,897,167.20-213,303,246.40

Finding the Fourth Proportional to 229,931,444.80, 344,897,167.20 and 213,303,246.40

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Solution

The fourth proportional to 229,931,444.80, 344,897,167.20 and 213,303,246.40 is: 319,954,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,931,444.80 : 344,897,167.20 = 213,303,246.40 : x
  2. Step 2: Convert to fraction form
    229,931,444.80/344,897,167.20 = 213,303,246.40/x
  3. Step 3: Cross multiply
    229,931,444.80x = 344,897,167.20 × 213,303,246.40
  4. Step 4: Simplify right side
    229,931,444.80x = 73,567,685,437,923,600
  5. Step 5: Solve for x
    x = 73,567,685,437,923,600/229,931,444.80
  6. Step 6: Final answer
    x = 319,954,869.60

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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.