Home / 219,143,357.16-328,637,500.09-63,664,818.27

Finding the Fourth Proportional to 219,143,357.16, 328,637,500.09 and 63,664,818.27

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Solution

The fourth proportional to 219,143,357.16, 328,637,500.09 and 63,664,818.27 is: 95,474,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,143,357.16 : 328,637,500.09 = 63,664,818.27 : x
  2. Step 2: Convert to fraction form
    219,143,357.16/328,637,500.09 = 63,664,818.27/x
  3. Step 3: Cross multiply
    219,143,357.16x = 328,637,500.09 × 63,664,818.27
  4. Step 4: Simplify right side
    219,143,357.16x = 20,922,646,719,936,960
  5. Step 5: Solve for x
    x = 20,922,646,719,936,960/219,143,357.16
  6. Step 6: Final answer
    x = 95,474,702.00

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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.