Home / 51,125,784,509.55-76,688,676,764.33-38,728,328,861.55

Finding the Fourth Proportional to 51,125,784,509.55, 76,688,676,764.33 and 38,728,328,861.55

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Solution

The fourth proportional to 51,125,784,509.55, 76,688,676,764.33 and 38,728,328,861.55 is: 58,092,493,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125,784,509.55 : 76,688,676,764.33 = 38,728,328,861.55 : x
  2. Step 2: Convert to fraction form
    51,125,784,509.55/76,688,676,764.33 = 38,728,328,861.55/x
  3. Step 3: Cross multiply
    51,125,784,509.55x = 76,688,676,764.33 × 38,728,328,861.55
  4. Step 4: Simplify right side
    51,125,784,509.55x = 2,970,024,293,685,886,713,856
  5. Step 5: Solve for x
    x = 2,970,024,293,685,886,713,856/51,125,784,509.55
  6. Step 6: Final answer
    x = 58,092,493,292.33

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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.