Home / 141,547,940,669.14-195,336,150,652.09-76,442,361,697.37

Finding the Fourth Proportional to 141,547,940,669.14, 195,336,150,652.09 and 76,442,361,697.37

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Solution

The fourth proportional to 141,547,940,669.14, 195,336,150,652.09 and 76,442,361,697.37 is: 105,490,455,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547,940,669.14 : 195,336,150,652.09 = 76,442,361,697.37 : x
  2. Step 2: Convert to fraction form
    141,547,940,669.14/195,336,150,652.09 = 76,442,361,697.37/x
  3. Step 3: Cross multiply
    141,547,940,669.14x = 195,336,150,652.09 × 76,442,361,697.37
  4. Step 4: Simplify right side
    141,547,940,669.14x = 14,931,956,680,719,018,754,048
  5. Step 5: Solve for x
    x = 14,931,956,680,719,018,754,048/141,547,940,669.14
  6. Step 6: Final answer
    x = 105,490,455,107.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.