Home / 473,271,223.17-709,885,535.40-317,890,497.81

Finding the Fourth Proportional to 473,271,223.17, 709,885,535.40 and 317,890,497.81

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Solution

The fourth proportional to 473,271,223.17, 709,885,535.40 and 317,890,497.81 is: 476,821,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,271,223.17 : 709,885,535.40 = 317,890,497.81 : x
  2. Step 2: Convert to fraction form
    473,271,223.17/709,885,535.40 = 317,890,497.81/x
  3. Step 3: Cross multiply
    473,271,223.17x = 709,885,535.40 × 317,890,497.81
  4. Step 4: Simplify right side
    473,271,223.17x = 225,665,866,236,424,384
  5. Step 5: Solve for x
    x = 225,665,866,236,424,384/473,271,223.17
  6. Step 6: Final answer
    x = 476,821,440.20

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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.