Home / 1,788,167,584.80-2,685,312,010.80-971,874,208.80

Finding the Fourth Proportional to 1,788,167,584.80, 2,685,312,010.80 and 971,874,208.80

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Solution

The fourth proportional to 1,788,167,584.80, 2,685,312,010.80 and 971,874,208.80 is: 1,459,474,776.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,167,584.80 : 2,685,312,010.80 = 971,874,208.80 : x
  2. Step 2: Convert to fraction form
    1,788,167,584.80/2,685,312,010.80 = 971,874,208.80/x
  3. Step 3: Cross multiply
    1,788,167,584.80x = 2,685,312,010.80 × 971,874,208.80
  4. Step 4: Simplify right side
    1,788,167,584.80x = 2,609,785,485,877,387,264
  5. Step 5: Solve for x
    x = 2,609,785,485,877,387,264/1,788,167,584.80
  6. Step 6: Final answer
    x = 1,459,474,776.34

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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.