Home / 1,119,745,181.60-1,679,617,772.40-885,942,634.40

Finding the Fourth Proportional to 1,119,745,181.60, 1,679,617,772.40 and 885,942,634.40

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Solution

The fourth proportional to 1,119,745,181.60, 1,679,617,772.40 and 885,942,634.40 is: 1,328,913,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,745,181.60 : 1,679,617,772.40 = 885,942,634.40 : x
  2. Step 2: Convert to fraction form
    1,119,745,181.60/1,679,617,772.40 = 885,942,634.40/x
  3. Step 3: Cross multiply
    1,119,745,181.60x = 1,679,617,772.40 × 885,942,634.40
  4. Step 4: Simplify right side
    1,119,745,181.60x = 1,488,044,994,065,115,648
  5. Step 5: Solve for x
    x = 1,488,044,994,065,115,648/1,119,745,181.60
  6. Step 6: Final answer
    x = 1,328,913,951.60

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1.5x scale

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.