Home / 242,785,890.90-364,178,836.35-217,276,722.90

Finding the Fourth Proportional to 242,785,890.90, 364,178,836.35 and 217,276,722.90

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Solution

The fourth proportional to 242,785,890.90, 364,178,836.35 and 217,276,722.90 is: 325,915,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,785,890.90 : 364,178,836.35 = 217,276,722.90 : x
  2. Step 2: Convert to fraction form
    242,785,890.90/364,178,836.35 = 217,276,722.90/x
  3. Step 3: Cross multiply
    242,785,890.90x = 364,178,836.35 × 217,276,722.90
  4. Step 4: Simplify right side
    242,785,890.90x = 79,127,584,111,663,408
  5. Step 5: Solve for x
    x = 79,127,584,111,663,408/242,785,890.90
  6. Step 6: Final answer
    x = 325,915,084.35

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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.