Home / 13,348,316,675.04-18,420,695,252.95-7,244,669,327.79

Finding the Fourth Proportional to 13,348,316,675.04, 18,420,695,252.95 and 7,244,669,327.79

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Solution

The fourth proportional to 13,348,316,675.04, 18,420,695,252.95 and 7,244,669,327.79 is: 9,997,653,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,316,675.04 : 18,420,695,252.95 = 7,244,669,327.79 : x
  2. Step 2: Convert to fraction form
    13,348,316,675.04/18,420,695,252.95 = 7,244,669,327.79/x
  3. Step 3: Cross multiply
    13,348,316,675.04x = 18,420,695,252.95 × 7,244,669,327.79
  4. Step 4: Simplify right side
    13,348,316,675.04x = 133,451,845,895,619,608,576
  5. Step 5: Solve for x
    x = 133,451,845,895,619,608,576/13,348,316,675.04
  6. Step 6: Final answer
    x = 9,997,653,572.69

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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.