Home / 66,432,409,766.60-99,648,614,649.90-19,903,687,334.60

Finding the Fourth Proportional to 66,432,409,766.60, 99,648,614,649.90 and 19,903,687,334.60

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Solution

The fourth proportional to 66,432,409,766.60, 99,648,614,649.90 and 19,903,687,334.60 is: 29,855,531,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,409,766.60 : 99,648,614,649.90 = 19,903,687,334.60 : x
  2. Step 2: Convert to fraction form
    66,432,409,766.60/99,648,614,649.90 = 19,903,687,334.60/x
  3. Step 3: Cross multiply
    66,432,409,766.60x = 99,648,614,649.90 × 19,903,687,334.60
  4. Step 4: Simplify right side
    66,432,409,766.60x = 1,983,374,869,317,650,481,152
  5. Step 5: Solve for x
    x = 1,983,374,869,317,650,481,152/66,432,409,766.60
  6. Step 6: Final answer
    x = 29,855,531,001.90

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1.5x scale

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.