Home / 1,221,994,825.90-1,834,176,023.79-1,155,631,130.98

Finding the Fourth Proportional to 1,221,994,825.90, 1,834,176,023.79 and 1,155,631,130.98

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Solution

The fourth proportional to 1,221,994,825.90, 1,834,176,023.79 and 1,155,631,130.98 is: 1,734,566,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,994,825.90 : 1,834,176,023.79 = 1,155,631,130.98 : x
  2. Step 2: Convert to fraction form
    1,221,994,825.90/1,834,176,023.79 = 1,155,631,130.98/x
  3. Step 3: Cross multiply
    1,221,994,825.90x = 1,834,176,023.79 × 1,155,631,130.98
  4. Step 4: Simplify right side
    1,221,994,825.90x = 2,119,630,912,788,837,120
  5. Step 5: Solve for x
    x = 2,119,630,912,788,837,120/1,221,994,825.90
  6. Step 6: Final answer
    x = 1,734,566,192.81

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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.