Home / 112,117,613.70-168,176,420.55-61,099,277.70

Finding the Fourth Proportional to 112,117,613.70, 168,176,420.55 and 61,099,277.70

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Solution

The fourth proportional to 112,117,613.70, 168,176,420.55 and 61,099,277.70 is: 91,648,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,117,613.70 : 168,176,420.55 = 61,099,277.70 : x
  2. Step 2: Convert to fraction form
    112,117,613.70/168,176,420.55 = 61,099,277.70/x
  3. Step 3: Cross multiply
    112,117,613.70x = 168,176,420.55 × 61,099,277.70
  4. Step 4: Simplify right side
    112,117,613.70x = 10,275,457,821,776,438
  5. Step 5: Solve for x
    x = 10,275,457,821,776,438/112,117,613.70
  6. Step 6: Final answer
    x = 91,648,916.55

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1.5x scale

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.