Home / 1,181,006,464.60-1,771,509,696.90-636,810,880.60

Finding the Fourth Proportional to 1,181,006,464.60, 1,771,509,696.90 and 636,810,880.60

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Solution

The fourth proportional to 1,181,006,464.60, 1,771,509,696.90 and 636,810,880.60 is: 955,216,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,006,464.60 : 1,771,509,696.90 = 636,810,880.60 : x
  2. Step 2: Convert to fraction form
    1,181,006,464.60/1,771,509,696.90 = 636,810,880.60/x
  3. Step 3: Cross multiply
    1,181,006,464.60x = 1,771,509,696.90 × 636,810,880.60
  4. Step 4: Simplify right side
    1,181,006,464.60x = 1,128,116,650,074,328,192
  5. Step 5: Solve for x
    x = 1,128,116,650,074,328,192/1,181,006,464.60
  6. Step 6: Final answer
    x = 955,216,320.90

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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.