Home / 1,221,994,824.90-1,834,176,022.29-1,155,631,129.98

Finding the Fourth Proportional to 1,221,994,824.90, 1,834,176,022.29 and 1,155,631,129.98

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Solution

The fourth proportional to 1,221,994,824.90, 1,834,176,022.29 and 1,155,631,129.98 is: 1,734,566,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,994,824.90 : 1,834,176,022.29 = 1,155,631,129.98 : x
  2. Step 2: Convert to fraction form
    1,221,994,824.90/1,834,176,022.29 = 1,155,631,129.98/x
  3. Step 3: Cross multiply
    1,221,994,824.90x = 1,834,176,022.29 × 1,155,631,129.98
  4. Step 4: Simplify right side
    1,221,994,824.90x = 2,119,630,909,221,214,464
  5. Step 5: Solve for x
    x = 2,119,630,909,221,214,464/1,221,994,824.90
  6. Step 6: Final answer
    x = 1,734,566,191.31

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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.