Home / 14,269,133,558.16-21,406,456,710-5,425,284,782.88

Finding the Fourth Proportional to 14,269,133,558.16, 21,406,456,710 and 5,425,284,782.88

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Solution

The fourth proportional to 14,269,133,558.16, 21,406,456,710 and 5,425,284,782.88 is: 8,138,975,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,133,558.16 : 21,406,456,710 = 5,425,284,782.88 : x
  2. Step 2: Convert to fraction form
    14,269,133,558.16/21,406,456,710 = 5,425,284,782.88/x
  3. Step 3: Cross multiply
    14,269,133,558.16x = 21,406,456,710 × 5,425,284,782.88
  4. Step 4: Simplify right side
    14,269,133,558.16x = 116,136,123,844,142,465,024
  5. Step 5: Solve for x
    x = 116,136,123,844,142,465,024/14,269,133,558.16
  6. Step 6: Final answer
    x = 8,138,975,178.19

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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.