Home / 13,090,191,567.08-18,064,519,531.17-7,374,544,574.36

Finding the Fourth Proportional to 13,090,191,567.08, 18,064,519,531.17 and 7,374,544,574.36

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Solution

The fourth proportional to 13,090,191,567.08, 18,064,519,531.17 and 7,374,544,574.36 is: 10,176,902,592.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,090,191,567.08 : 18,064,519,531.17 = 7,374,544,574.36 : x
  2. Step 2: Convert to fraction form
    13,090,191,567.08/18,064,519,531.17 = 7,374,544,574.36/x
  3. Step 3: Cross multiply
    13,090,191,567.08x = 18,064,519,531.17 × 7,374,544,574.36
  4. Step 4: Simplify right side
    13,090,191,567.08x = 133,217,604,497,009,950,720
  5. Step 5: Solve for x
    x = 133,217,604,497,009,950,720/13,090,191,567.08
  6. Step 6: Final answer
    x = 10,176,902,592.63

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.