Home / 13,348,316,681.94-18,420,695,262.44-7,244,669,334.66

Finding the Fourth Proportional to 13,348,316,681.94, 18,420,695,262.44 and 7,244,669,334.66

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Solution

The fourth proportional to 13,348,316,681.94, 18,420,695,262.44 and 7,244,669,334.66 is: 9,997,653,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,316,681.94 : 18,420,695,262.44 = 7,244,669,334.66 : x
  2. Step 2: Convert to fraction form
    13,348,316,681.94/18,420,695,262.44 = 7,244,669,334.66/x
  3. Step 3: Cross multiply
    13,348,316,681.94x = 18,420,695,262.44 × 7,244,669,334.66
  4. Step 4: Simplify right side
    13,348,316,681.94x = 133,451,846,090,915,790,848
  5. Step 5: Solve for x
    x = 133,451,846,090,915,790,848/13,348,316,681.94
  6. Step 6: Final answer
    x = 9,997,653,582.15

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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.