Home / 1,699,384,218.12-2,328,164,684.81-1,635,691,681.28

Finding the Fourth Proportional to 1,699,384,218.12, 2,328,164,684.81 and 1,635,691,681.28

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Solution

The fourth proportional to 1,699,384,218.12, 2,328,164,684.81 and 1,635,691,681.28 is: 2,240,905,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,384,218.12 : 2,328,164,684.81 = 1,635,691,681.28 : x
  2. Step 2: Convert to fraction form
    1,699,384,218.12/2,328,164,684.81 = 1,635,691,681.28/x
  3. Step 3: Cross multiply
    1,699,384,218.12x = 2,328,164,684.81 × 1,635,691,681.28
  4. Step 4: Simplify right side
    1,699,384,218.12x = 3,808,159,607,597,679,104
  5. Step 5: Solve for x
    x = 3,808,159,607,597,679,104/1,699,384,218.12
  6. Step 6: Final answer
    x = 2,240,905,598.04

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.