Home / 50,688,000.70-76,032,001.05-30,532,608.70

Finding the Fourth Proportional to 50,688,000.70, 76,032,001.05 and 30,532,608.70

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Solution

The fourth proportional to 50,688,000.70, 76,032,001.05 and 30,532,608.70 is: 45,798,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,000.70 : 76,032,001.05 = 30,532,608.70 : x
  2. Step 2: Convert to fraction form
    50,688,000.70/76,032,001.05 = 30,532,608.70/x
  3. Step 3: Cross multiply
    50,688,000.70x = 76,032,001.05 × 30,532,608.70
  4. Step 4: Simplify right side
    50,688,000.70x = 2,321,455,336,737,639
  5. Step 5: Solve for x
    x = 2,321,455,336,737,639/50,688,000.70
  6. Step 6: Final answer
    x = 45,798,913.05

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Similar ratio
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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.