Home / 744,157,018.76-1,116,235,527.78-277,854,858.50

Finding the Fourth Proportional to 744,157,018.76, 1,116,235,527.78 and 277,854,858.50

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Solution

The fourth proportional to 744,157,018.76, 1,116,235,527.78 and 277,854,858.50 is: 416,782,287.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,157,018.76 : 1,116,235,527.78 = 277,854,858.50 : x
  2. Step 2: Convert to fraction form
    744,157,018.76/1,116,235,527.78 = 277,854,858.50/x
  3. Step 3: Cross multiply
    744,157,018.76x = 1,116,235,527.78 × 277,854,858.50
  4. Step 4: Simplify right side
    744,157,018.76x = 310,151,464,623,984,704
  5. Step 5: Solve for x
    x = 310,151,464,623,984,704/744,157,018.76
  6. Step 6: Final answer
    x = 416,782,287.62

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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.