Home / 217,547,262.38-326,329,893.02-64,193,320.64

Finding the Fourth Proportional to 217,547,262.38, 326,329,893.02 and 64,193,320.64

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Solution

The fourth proportional to 217,547,262.38, 326,329,893.02 and 64,193,320.64 is: 96,292,636.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,547,262.38 : 326,329,893.02 = 64,193,320.64 : x
  2. Step 2: Convert to fraction form
    217,547,262.38/326,329,893.02 = 64,193,320.64/x
  3. Step 3: Cross multiply
    217,547,262.38x = 326,329,893.02 × 64,193,320.64
  4. Step 4: Simplify right side
    217,547,262.38x = 20,948,199,455,578,588
  5. Step 5: Solve for x
    x = 20,948,199,455,578,588/217,547,262.38
  6. Step 6: Final answer
    x = 96,292,636.49

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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.