Home / 439,905,155.20-607,001,630.16-254,230,313.20

Finding the Fourth Proportional to 439,905,155.20, 607,001,630.16 and 254,230,313.20

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Solution

The fourth proportional to 439,905,155.20, 607,001,630.16 and 254,230,313.20 is: 350,798,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,905,155.20 : 607,001,630.16 = 254,230,313.20 : x
  2. Step 2: Convert to fraction form
    439,905,155.20/607,001,630.16 = 254,230,313.20/x
  3. Step 3: Cross multiply
    439,905,155.20x = 607,001,630.16 × 254,230,313.20
  4. Step 4: Simplify right side
    439,905,155.20x = 154,318,214,548,487,360
  5. Step 5: Solve for x
    x = 154,318,214,548,487,360/439,905,155.20
  6. Step 6: Final answer
    x = 350,798,831.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.