Home / 141,547,940,665.64-195,336,150,647.26-76,442,361,693.87

Finding the Fourth Proportional to 141,547,940,665.64, 195,336,150,647.26 and 76,442,361,693.87

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Solution

The fourth proportional to 141,547,940,665.64, 195,336,150,647.26 and 76,442,361,693.87 is: 105,490,455,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547,940,665.64 : 195,336,150,647.26 = 76,442,361,693.87 : x
  2. Step 2: Convert to fraction form
    141,547,940,665.64/195,336,150,647.26 = 76,442,361,693.87/x
  3. Step 3: Cross multiply
    141,547,940,665.64x = 195,336,150,647.26 × 76,442,361,693.87
  4. Step 4: Simplify right side
    141,547,940,665.64x = 14,931,956,679,665,543,806,976
  5. Step 5: Solve for x
    x = 14,931,956,679,665,543,806,976/141,547,940,665.64
  6. Step 6: Final answer
    x = 105,490,455,102.68

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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.