Home / 537,604,302.40-805,839,583.20-209,953,211.20

Finding the Fourth Proportional to 537,604,302.40, 805,839,583.20 and 209,953,211.20

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Solution

The fourth proportional to 537,604,302.40, 805,839,583.20 and 209,953,211.20 is: 314,708,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,604,302.40 : 805,839,583.20 = 209,953,211.20 : x
  2. Step 2: Convert to fraction form
    537,604,302.40/805,839,583.20 = 209,953,211.20/x
  3. Step 3: Cross multiply
    537,604,302.40x = 805,839,583.20 × 209,953,211.20
  4. Step 4: Simplify right side
    537,604,302.40x = 169,188,608,204,909,568
  5. Step 5: Solve for x
    x = 169,188,608,204,909,568/537,604,302.40
  6. Step 6: Final answer
    x = 314,708,434.16

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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.