Home / 76,594,349.72-105,699,701.04-43,554,604.16

Finding the Fourth Proportional to 76,594,349.72, 105,699,701.04 and 43,554,604.16

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Solution

The fourth proportional to 76,594,349.72, 105,699,701.04 and 43,554,604.16 is: 60,105,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,594,349.72 : 105,699,701.04 = 43,554,604.16 : x
  2. Step 2: Convert to fraction form
    76,594,349.72/105,699,701.04 = 43,554,604.16/x
  3. Step 3: Cross multiply
    76,594,349.72x = 105,699,701.04 × 43,554,604.16
  4. Step 4: Simplify right side
    76,594,349.72x = 4,603,708,638,627,540
  5. Step 5: Solve for x
    x = 4,603,708,638,627,540/76,594,349.72
  6. Step 6: Final answer
    x = 60,105,068.53

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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.