Home / 415,835,271-573,857,208.93-230,199,386.76

Finding the Fourth Proportional to 415,835,271, 573,857,208.93 and 230,199,386.76

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Solution

The fourth proportional to 415,835,271, 573,857,208.93 and 230,199,386.76 is: 317,677,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,835,271 : 573,857,208.93 = 230,199,386.76 : x
  2. Step 2: Convert to fraction form
    415,835,271/573,857,208.93 = 230,199,386.76/x
  3. Step 3: Cross multiply
    415,835,271x = 573,857,208.93 × 230,199,386.76
  4. Step 4: Simplify right side
    415,835,271x = 132,101,577,583,491,184
  5. Step 5: Solve for x
    x = 132,101,577,583,491,184/415,835,271
  6. Step 6: Final answer
    x = 317,677,664.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.