Home / 84,327,795,038.81-126,487,237,595.65-27,660,193,586.72

Finding the Fourth Proportional to 84,327,795,038.81, 126,487,237,595.65 and 27,660,193,586.72

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Solution

The fourth proportional to 84,327,795,038.81, 126,487,237,595.65 and 27,660,193,586.72 is: 41,488,829,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,327,795,038.81 : 126,487,237,595.65 = 27,660,193,586.72 : x
  2. Step 2: Convert to fraction form
    84,327,795,038.81/126,487,237,595.65 = 27,660,193,586.72/x
  3. Step 3: Cross multiply
    84,327,795,038.81x = 126,487,237,595.65 × 27,660,193,586.72
  4. Step 4: Simplify right side
    84,327,795,038.81x = 3,498,661,478,145,126,825,984
  5. Step 5: Solve for x
    x = 3,498,661,478,145,126,825,984/84,327,795,038.81
  6. Step 6: Final answer
    x = 41,488,829,116.60

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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.