Home / 29,113,344,709.60-43,670,017,064.40-19,309,762,040.80

Finding the Fourth Proportional to 29,113,344,709.60, 43,670,017,064.40 and 19,309,762,040.80

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Solution

The fourth proportional to 29,113,344,709.60, 43,670,017,064.40 and 19,309,762,040.80 is: 28,964,643,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113,344,709.60 : 43,670,017,064.40 = 19,309,762,040.80 : x
  2. Step 2: Convert to fraction form
    29,113,344,709.60/43,670,017,064.40 = 19,309,762,040.80/x
  3. Step 3: Cross multiply
    29,113,344,709.60x = 43,670,017,064.40 × 19,309,762,040.80
  4. Step 4: Simplify right side
    29,113,344,709.60x = 843,257,637,831,239,401,472
  5. Step 5: Solve for x
    x = 843,257,637,831,239,401,472/29,113,344,709.60
  6. Step 6: Final answer
    x = 28,964,643,061.20

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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.