Home / 85,698,150.84-118,280,613.42-50,910,167.16

Finding the Fourth Proportional to 85,698,150.84, 118,280,613.42 and 50,910,167.16

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Solution

The fourth proportional to 85,698,150.84, 118,280,613.42 and 50,910,167.16 is: 70,266,227.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,698,150.84 : 118,280,613.42 = 50,910,167.16 : x
  2. Step 2: Convert to fraction form
    85,698,150.84/118,280,613.42 = 50,910,167.16/x
  3. Step 3: Cross multiply
    85,698,150.84x = 118,280,613.42 × 50,910,167.16
  4. Step 4: Simplify right side
    85,698,150.84x = 6,021,685,800,999,539
  5. Step 5: Solve for x
    x = 6,021,685,800,999,539/85,698,150.84
  6. Step 6: Final answer
    x = 70,266,227.94

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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.