Home / 307,786,371.57-424,736,965.13-175,624,966.89

Finding the Fourth Proportional to 307,786,371.57, 424,736,965.13 and 175,624,966.89

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Solution

The fourth proportional to 307,786,371.57, 424,736,965.13 and 175,624,966.89 is: 242,357,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,786,371.57 : 424,736,965.13 = 175,624,966.89 : x
  2. Step 2: Convert to fraction form
    307,786,371.57/424,736,965.13 = 175,624,966.89/x
  3. Step 3: Cross multiply
    307,786,371.57x = 424,736,965.13 × 175,624,966.89
  4. Step 4: Simplify right side
    307,786,371.57x = 74,594,415,437,037,200
  5. Step 5: Solve for x
    x = 74,594,415,437,037,200/307,786,371.57
  6. Step 6: Final answer
    x = 242,357,759.56

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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.