Home / 999,472,017.20-1,499,208,025.80-590,317,559.60

Finding the Fourth Proportional to 999,472,017.20, 1,499,208,025.80 and 590,317,559.60

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Solution

The fourth proportional to 999,472,017.20, 1,499,208,025.80 and 590,317,559.60 is: 885,476,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,472,017.20 : 1,499,208,025.80 = 590,317,559.60 : x
  2. Step 2: Convert to fraction form
    999,472,017.20/1,499,208,025.80 = 590,317,559.60/x
  3. Step 3: Cross multiply
    999,472,017.20x = 1,499,208,025.80 × 590,317,559.60
  4. Step 4: Simplify right side
    999,472,017.20x = 885,008,823,122,989,824
  5. Step 5: Solve for x
    x = 885,008,823,122,989,824/999,472,017.20
  6. Step 6: Final answer
    x = 885,476,339.40

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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.