Home / 1,478,724,126.55-2,214,816,785.07-1,011,277,769.47

Finding the Fourth Proportional to 1,478,724,126.55, 2,214,816,785.07 and 1,011,277,769.47

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Solution

The fourth proportional to 1,478,724,126.55, 2,214,816,785.07 and 1,011,277,769.47 is: 1,514,680,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,724,126.55 : 2,214,816,785.07 = 1,011,277,769.47 : x
  2. Step 2: Convert to fraction form
    1,478,724,126.55/2,214,816,785.07 = 1,011,277,769.47/x
  3. Step 3: Cross multiply
    1,478,724,126.55x = 2,214,816,785.07 × 1,011,277,769.47
  4. Step 4: Simplify right side
    1,478,724,126.55x = 2,239,794,978,180,925,696
  5. Step 5: Solve for x
    x = 2,239,794,978,180,925,696/1,478,724,126.55
  6. Step 6: Final answer
    x = 1,514,680,756.18

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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.