Home / 1,967,525,653.60-2,950,863,327.60-862,128,373.60

Finding the Fourth Proportional to 1,967,525,653.60, 2,950,863,327.60 and 862,128,373.60

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Solution

The fourth proportional to 1,967,525,653.60, 2,950,863,327.60 and 862,128,373.60 is: 1,293,006,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,525,653.60 : 2,950,863,327.60 = 862,128,373.60 : x
  2. Step 2: Convert to fraction form
    1,967,525,653.60/2,950,863,327.60 = 862,128,373.60/x
  3. Step 3: Cross multiply
    1,967,525,653.60x = 2,950,863,327.60 × 862,128,373.60
  4. Step 4: Simplify right side
    1,967,525,653.60x = 2,544,023,001,339,672,064
  5. Step 5: Solve for x
    x = 2,544,023,001,339,672,064/1,967,525,653.60
  6. Step 6: Final answer
    x = 1,293,006,267.38

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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.