Home / 11,872,512,082.30-17,808,768,123.45-4,117,725,010.30

Finding the Fourth Proportional to 11,872,512,082.30, 17,808,768,123.45 and 4,117,725,010.30

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Solution

The fourth proportional to 11,872,512,082.30, 17,808,768,123.45 and 4,117,725,010.30 is: 6,176,587,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,512,082.30 : 17,808,768,123.45 = 4,117,725,010.30 : x
  2. Step 2: Convert to fraction form
    11,872,512,082.30/17,808,768,123.45 = 4,117,725,010.30/x
  3. Step 3: Cross multiply
    11,872,512,082.30x = 17,808,768,123.45 × 4,117,725,010.30
  4. Step 4: Simplify right side
    11,872,512,082.30x = 73,331,609,904,563,470,336
  5. Step 5: Solve for x
    x = 73,331,609,904,563,470,336/11,872,512,082.30
  6. Step 6: Final answer
    x = 6,176,587,515.45

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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.