Home / 66,126,771,180.91-91,252,315,793.28-39,038,771,333.71

Finding the Fourth Proportional to 66,126,771,180.91, 91,252,315,793.28 and 39,038,771,333.71

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Solution

The fourth proportional to 66,126,771,180.91, 91,252,315,793.28 and 39,038,771,333.71 is: 53,871,952,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,126,771,180.91 : 91,252,315,793.28 = 39,038,771,333.71 : x
  2. Step 2: Convert to fraction form
    66,126,771,180.91/91,252,315,793.28 = 39,038,771,333.71/x
  3. Step 3: Cross multiply
    66,126,771,180.91x = 91,252,315,793.28 × 39,038,771,333.71
  4. Step 4: Simplify right side
    66,126,771,180.91x = 3,562,378,289,925,351,538,688
  5. Step 5: Solve for x
    x = 3,562,378,289,925,351,538,688/66,126,771,180.91
  6. Step 6: Final answer
    x = 53,871,952,710.04

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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.