Home / 14,977,725,446.40-20,669,272,259.43-8,111,175,376.87

Finding the Fourth Proportional to 14,977,725,446.40, 20,669,272,259.43 and 8,111,175,376.87

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Solution

The fourth proportional to 14,977,725,446.40, 20,669,272,259.43 and 8,111,175,376.87 is: 11,193,428,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977,725,446.40 : 20,669,272,259.43 = 8,111,175,376.87 : x
  2. Step 2: Convert to fraction form
    14,977,725,446.40/20,669,272,259.43 = 8,111,175,376.87/x
  3. Step 3: Cross multiply
    14,977,725,446.40x = 20,669,272,259.43 × 8,111,175,376.87
  4. Step 4: Simplify right side
    14,977,725,446.40x = 167,652,092,208,452,239,360
  5. Step 5: Solve for x
    x = 167,652,092,208,452,239,360/14,977,725,446.40
  6. Step 6: Final answer
    x = 11,193,428,054.78

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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.