Home / 8,671,638,967.96-11,966,861,774.50-4,912,449,535.56

Finding the Fourth Proportional to 8,671,638,967.96, 11,966,861,774.50 and 4,912,449,535.56

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Solution

The fourth proportional to 8,671,638,967.96, 11,966,861,774.50 and 4,912,449,535.56 is: 6,779,180,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,638,967.96 : 11,966,861,774.50 = 4,912,449,535.56 : x
  2. Step 2: Convert to fraction form
    8,671,638,967.96/11,966,861,774.50 = 4,912,449,535.56/x
  3. Step 3: Cross multiply
    8,671,638,967.96x = 11,966,861,774.50 × 4,912,449,535.56
  4. Step 4: Simplify right side
    8,671,638,967.96x = 58,786,604,566,253,248,512
  5. Step 5: Solve for x
    x = 58,786,604,566,253,248,512/8,671,638,967.96
  6. Step 6: Final answer
    x = 6,779,180,358.34

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1.5x scale

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.