Home / 219,250,801.81-328,768,585.71-108,458,463.16

Finding the Fourth Proportional to 219,250,801.81, 328,768,585.71 and 108,458,463.16

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Solution

The fourth proportional to 219,250,801.81, 328,768,585.71 and 108,458,463.16 is: 162,634,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,250,801.81 : 328,768,585.71 = 108,458,463.16 : x
  2. Step 2: Convert to fraction form
    219,250,801.81/328,768,585.71 = 108,458,463.16/x
  3. Step 3: Cross multiply
    219,250,801.81x = 328,768,585.71 × 108,458,463.16
  4. Step 4: Simplify right side
    219,250,801.81x = 35,657,735,541,393,332
  5. Step 5: Solve for x
    x = 35,657,735,541,393,332/219,250,801.81
  6. Step 6: Final answer
    x = 162,634,459.02

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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.