Home / 141,547,940,650.49-195,336,150,626.32-76,442,361,678.70

Finding the Fourth Proportional to 141,547,940,650.49, 195,336,150,626.32 and 76,442,361,678.70

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Solution

The fourth proportional to 141,547,940,650.49, 195,336,150,626.32 and 76,442,361,678.70 is: 105,490,455,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547,940,650.49 : 195,336,150,626.32 = 76,442,361,678.70 : x
  2. Step 2: Convert to fraction form
    141,547,940,650.49/195,336,150,626.32 = 76,442,361,678.70/x
  3. Step 3: Cross multiply
    141,547,940,650.49x = 195,336,150,626.32 × 76,442,361,678.70
  4. Step 4: Simplify right side
    141,547,940,650.49x = 14,931,956,675,102,174,609,408
  5. Step 5: Solve for x
    x = 14,931,956,675,102,174,609,408/141,547,940,650.49
  6. Step 6: Final answer
    x = 105,490,455,081.73

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1.5x scale

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.