Home / 19,262,428,000.40-28,893,642,000.60-16,323,771,846.80

Finding the Fourth Proportional to 19,262,428,000.40, 28,893,642,000.60 and 16,323,771,846.80

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Solution

The fourth proportional to 19,262,428,000.40, 28,893,642,000.60 and 16,323,771,846.80 is: 24,485,657,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262,428,000.40 : 28,893,642,000.60 = 16,323,771,846.80 : x
  2. Step 2: Convert to fraction form
    19,262,428,000.40/28,893,642,000.60 = 16,323,771,846.80/x
  3. Step 3: Cross multiply
    19,262,428,000.40x = 28,893,642,000.60 × 16,323,771,846.80
  4. Step 4: Simplify right side
    19,262,428,000.40x = 471,653,219,840,912,261,120
  5. Step 5: Solve for x
    x = 471,653,219,840,912,261,120/19,262,428,000.40
  6. Step 6: Final answer
    x = 24,485,657,770.20

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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.