Home / 19,219,669,911.60-28,818,995,203.35-15,261,182,148.30

Finding the Fourth Proportional to 19,219,669,911.60, 28,818,995,203.35 and 15,261,182,148.30

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Solution

The fourth proportional to 19,219,669,911.60, 28,818,995,203.35 and 15,261,182,148.30 is: 22,883,428,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219,669,911.60 : 28,818,995,203.35 = 15,261,182,148.30 : x
  2. Step 2: Convert to fraction form
    19,219,669,911.60/28,818,995,203.35 = 15,261,182,148.30/x
  3. Step 3: Cross multiply
    19,219,669,911.60x = 28,818,995,203.35 × 15,261,182,148.30
  4. Step 4: Simplify right side
    19,219,669,911.60x = 439,811,935,129,308,299,264
  5. Step 5: Solve for x
    x = 439,811,935,129,308,299,264/19,219,669,911.60
  6. Step 6: Final answer
    x = 22,883,428,131.29

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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.