Home / 1,936,977,007.66-2,905,446,364.30-887,417,501.29

Finding the Fourth Proportional to 1,936,977,007.66, 2,905,446,364.30 and 887,417,501.29

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Solution

The fourth proportional to 1,936,977,007.66, 2,905,446,364.30 and 887,417,501.29 is: 1,331,117,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,977,007.66 : 2,905,446,364.30 = 887,417,501.29 : x
  2. Step 2: Convert to fraction form
    1,936,977,007.66/2,905,446,364.30 = 887,417,501.29/x
  3. Step 3: Cross multiply
    1,936,977,007.66x = 2,905,446,364.30 × 887,417,501.29
  4. Step 4: Simplify right side
    1,936,977,007.66x = 2,578,343,952,739,220,992
  5. Step 5: Solve for x
    x = 2,578,343,952,739,220,992/1,936,977,007.66
  6. Step 6: Final answer
    x = 1,331,117,479.73

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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.