Home / 301,806,007.35-452,709,011.03-209,973,002.55

Finding the Fourth Proportional to 301,806,007.35, 452,709,011.03 and 209,973,002.55

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Solution

The fourth proportional to 301,806,007.35, 452,709,011.03 and 209,973,002.55 is: 314,959,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,806,007.35 : 452,709,011.03 = 209,973,002.55 : x
  2. Step 2: Convert to fraction form
    301,806,007.35/452,709,011.03 = 209,973,002.55/x
  3. Step 3: Cross multiply
    301,806,007.35x = 452,709,011.03 × 209,973,002.55
  4. Step 4: Simplify right side
    301,806,007.35x = 95,056,670,326,360,304
  5. Step 5: Solve for x
    x = 95,056,670,326,360,304/301,806,007.35
  6. Step 6: Final answer
    x = 314,959,503.83

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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.