Home / 2,195,099,970.15-3,029,240,866.45-1,191,516,885.93

Finding the Fourth Proportional to 2,195,099,970.15, 3,029,240,866.45 and 1,191,516,885.93

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Solution

The fourth proportional to 2,195,099,970.15, 3,029,240,866.45 and 1,191,516,885.93 is: 1,644,294,880.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,099,970.15 : 3,029,240,866.45 = 1,191,516,885.93 : x
  2. Step 2: Convert to fraction form
    2,195,099,970.15/3,029,240,866.45 = 1,191,516,885.93/x
  3. Step 3: Cross multiply
    2,195,099,970.15x = 3,029,240,866.45 × 1,191,516,885.93
  4. Step 4: Simplify right side
    2,195,099,970.15x = 3,609,391,643,924,399,104
  5. Step 5: Solve for x
    x = 3,609,391,643,924,399,104/2,195,099,970.15
  6. Step 6: Final answer
    x = 1,644,294,880.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.