Home / 77,578,774.71-116,396,537.66-36,099,433.63

Finding the Fourth Proportional to 77,578,774.71, 116,396,537.66 and 36,099,433.63

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Solution

The fourth proportional to 77,578,774.71, 116,396,537.66 and 36,099,433.63 is: 54,162,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,578,774.71 : 116,396,537.66 = 36,099,433.63 : x
  2. Step 2: Convert to fraction form
    77,578,774.71/116,396,537.66 = 36,099,433.63/x
  3. Step 3: Cross multiply
    77,578,774.71x = 116,396,537.66 × 36,099,433.63
  4. Step 4: Simplify right side
    77,578,774.71x = 4,201,849,085,547,477
  5. Step 5: Solve for x
    x = 4,201,849,085,547,477/77,578,774.71
  6. Step 6: Final answer
    x = 54,162,354.35

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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.