Home / 673,414,140.40-1,010,121,210.60-443,642,671.60

Finding the Fourth Proportional to 673,414,140.40, 1,010,121,210.60 and 443,642,671.60

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Solution

The fourth proportional to 673,414,140.40, 1,010,121,210.60 and 443,642,671.60 is: 665,464,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,414,140.40 : 1,010,121,210.60 = 443,642,671.60 : x
  2. Step 2: Convert to fraction form
    673,414,140.40/1,010,121,210.60 = 443,642,671.60/x
  3. Step 3: Cross multiply
    673,414,140.40x = 1,010,121,210.60 × 443,642,671.60
  4. Step 4: Simplify right side
    673,414,140.40x = 448,132,872,510,410,304
  5. Step 5: Solve for x
    x = 448,132,872,510,410,304/673,414,140.40
  6. Step 6: Final answer
    x = 665,464,007.40

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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.