Home / 885,748,812.10-1,328,623,218.15-368,007,180.10

Finding the Fourth Proportional to 885,748,812.10, 1,328,623,218.15 and 368,007,180.10

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Solution

The fourth proportional to 885,748,812.10, 1,328,623,218.15 and 368,007,180.10 is: 552,010,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,748,812.10 : 1,328,623,218.15 = 368,007,180.10 : x
  2. Step 2: Convert to fraction form
    885,748,812.10/1,328,623,218.15 = 368,007,180.10/x
  3. Step 3: Cross multiply
    885,748,812.10x = 1,328,623,218.15 × 368,007,180.10
  4. Step 4: Simplify right side
    885,748,812.10x = 488,942,883,926,768,704
  5. Step 5: Solve for x
    x = 488,942,883,926,768,704/885,748,812.10
  6. Step 6: Final answer
    x = 552,010,770.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.