Home / 1,786,632,547.20-2,680,032,801.60-559,841,020.80

Finding the Fourth Proportional to 1,786,632,547.20, 2,680,032,801.60 and 559,841,020.80

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Solution

The fourth proportional to 1,786,632,547.20, 2,680,032,801.60 and 559,841,020.80 is: 839,787,846.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,632,547.20 : 2,680,032,801.60 = 559,841,020.80 : x
  2. Step 2: Convert to fraction form
    1,786,632,547.20/2,680,032,801.60 = 559,841,020.80/x
  3. Step 3: Cross multiply
    1,786,632,547.20x = 2,680,032,801.60 × 559,841,020.80
  4. Step 4: Simplify right side
    1,786,632,547.20x = 1,500,392,299,425,227,776
  5. Step 5: Solve for x
    x = 1,500,392,299,425,227,776/1,786,632,547.20
  6. Step 6: Final answer
    x = 839,787,846.57

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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.