Home / 14,389,223,230.40-19,855,795,473.65-7,958,904,812.28

Finding the Fourth Proportional to 14,389,223,230.40, 19,855,795,473.65 and 7,958,904,812.28

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Solution

The fourth proportional to 14,389,223,230.40, 19,855,795,473.65 and 7,958,904,812.28 is: 10,982,551,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,223,230.40 : 19,855,795,473.65 = 7,958,904,812.28 : x
  2. Step 2: Convert to fraction form
    14,389,223,230.40/19,855,795,473.65 = 7,958,904,812.28/x
  3. Step 3: Cross multiply
    14,389,223,230.40x = 19,855,795,473.65 × 7,958,904,812.28
  4. Step 4: Simplify right side
    14,389,223,230.40x = 158,030,386,146,781,167,616
  5. Step 5: Solve for x
    x = 158,030,386,146,781,167,616/14,389,223,230.40
  6. Step 6: Final answer
    x = 10,982,551,567.68

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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.