Home / 42,209,760,382.04-63,316,676,884.21-13,879,064,662.09

Finding the Fourth Proportional to 42,209,760,382.04, 63,316,676,884.21 and 13,879,064,662.09

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Solution

The fourth proportional to 42,209,760,382.04, 63,316,676,884.21 and 13,879,064,662.09 is: 20,819,266,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,209,760,382.04 : 63,316,676,884.21 = 13,879,064,662.09 : x
  2. Step 2: Convert to fraction form
    42,209,760,382.04/63,316,676,884.21 = 13,879,064,662.09/x
  3. Step 3: Cross multiply
    42,209,760,382.04x = 63,316,676,884.21 × 13,879,064,662.09
  4. Step 4: Simplify right side
    42,209,760,382.04x = 878,776,252,664,609,767,424
  5. Step 5: Solve for x
    x = 878,776,252,664,609,767,424/42,209,760,382.04
  6. Step 6: Final answer
    x = 20,819,266,556.14

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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.