Home / 288,472,913.74-397,939,097.04-175,476,952.36

Finding the Fourth Proportional to 288,472,913.74, 397,939,097.04 and 175,476,952.36

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Solution

The fourth proportional to 288,472,913.74, 397,939,097.04 and 175,476,952.36 is: 242,064,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,472,913.74 : 397,939,097.04 = 175,476,952.36 : x
  2. Step 2: Convert to fraction form
    288,472,913.74/397,939,097.04 = 175,476,952.36/x
  3. Step 3: Cross multiply
    288,472,913.74x = 397,939,097.04 × 175,476,952.36
  4. Step 4: Simplify right side
    288,472,913.74x = 69,829,139,973,469,504
  5. Step 5: Solve for x
    x = 69,829,139,973,469,504/288,472,913.74
  6. Step 6: Final answer
    x = 242,064,806.25

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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.