Home / 10,389,053,097.69-14,336,509,177.53-5,631,226,817.22

Finding the Fourth Proportional to 10,389,053,097.69, 14,336,509,177.53 and 5,631,226,817.22

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Solution

The fourth proportional to 10,389,053,097.69, 14,336,509,177.53 and 5,631,226,817.22 is: 7,770,884,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,053,097.69 : 14,336,509,177.53 = 5,631,226,817.22 : x
  2. Step 2: Convert to fraction form
    10,389,053,097.69/14,336,509,177.53 = 5,631,226,817.22/x
  3. Step 3: Cross multiply
    10,389,053,097.69x = 14,336,509,177.53 × 5,631,226,817.22
  4. Step 4: Simplify right side
    10,389,053,097.69x = 80,732,134,945,827,586,048
  5. Step 5: Solve for x
    x = 80,732,134,945,827,586,048/10,389,053,097.69
  6. Step 6: Final answer
    x = 7,770,884,813.73

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Double scale
Find fourth proportional to 10,389,053,098.69, 14,336,509,178.91 and 5,631,226,818.22
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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.