Home / 15,142,143,497.81-22,692,912,543.86-11,784,768,490.44

Finding the Fourth Proportional to 15,142,143,497.81, 22,692,912,543.86 and 11,784,768,490.44

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Solution

The fourth proportional to 15,142,143,497.81, 22,692,912,543.86 and 11,784,768,490.44 is: 17,661,351,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142,143,497.81 : 22,692,912,543.86 = 11,784,768,490.44 : x
  2. Step 2: Convert to fraction form
    15,142,143,497.81/22,692,912,543.86 = 11,784,768,490.44/x
  3. Step 3: Cross multiply
    15,142,143,497.81x = 22,692,912,543.86 × 11,784,768,490.44
  4. Step 4: Simplify right side
    15,142,143,497.81x = 267,430,720,703,133,024,256
  5. Step 5: Solve for x
    x = 267,430,720,703,133,024,256/15,142,143,497.81
  6. Step 6: Final answer
    x = 17,661,351,627.13

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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.