Home / 524,304,325.20-786,645,444.60-217,816,395.60

Finding the Fourth Proportional to 524,304,325.20, 786,645,444.60 and 217,816,395.60

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Solution

The fourth proportional to 524,304,325.20, 786,645,444.60 and 217,816,395.60 is: 326,803,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,304,325.20 : 786,645,444.60 = 217,816,395.60 : x
  2. Step 2: Convert to fraction form
    524,304,325.20/786,645,444.60 = 217,816,395.60/x
  3. Step 3: Cross multiply
    524,304,325.20x = 786,645,444.60 × 217,816,395.60
  4. Step 4: Simplify right side
    524,304,325.20x = 171,344,275,357,931,488
  5. Step 5: Solve for x
    x = 171,344,275,357,931,488/524,304,325.20
  6. Step 6: Final answer
    x = 326,803,093.40

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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.