Home / 21,419,434,687.80-32,129,152,031.70-14,889,087,679.80

Finding the Fourth Proportional to 21,419,434,687.80, 32,129,152,031.70 and 14,889,087,679.80

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Solution

The fourth proportional to 21,419,434,687.80, 32,129,152,031.70 and 14,889,087,679.80 is: 22,333,631,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419,434,687.80 : 32,129,152,031.70 = 14,889,087,679.80 : x
  2. Step 2: Convert to fraction form
    21,419,434,687.80/32,129,152,031.70 = 14,889,087,679.80/x
  3. Step 3: Cross multiply
    21,419,434,687.80x = 32,129,152,031.70 × 14,889,087,679.80
  4. Step 4: Simplify right side
    21,419,434,687.80x = 478,373,761,677,605,601,280
  5. Step 5: Solve for x
    x = 478,373,761,677,605,601,280/21,419,434,687.80
  6. Step 6: Final answer
    x = 22,333,631,519.70

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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.