Home / 1,625,892,141.20-2,438,838,211.80-535,233,491.60

Finding the Fourth Proportional to 1,625,892,141.20, 2,438,838,211.80 and 535,233,491.60

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Solution

The fourth proportional to 1,625,892,141.20, 2,438,838,211.80 and 535,233,491.60 is: 802,850,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,892,141.20 : 2,438,838,211.80 = 535,233,491.60 : x
  2. Step 2: Convert to fraction form
    1,625,892,141.20/2,438,838,211.80 = 535,233,491.60/x
  3. Step 3: Cross multiply
    1,625,892,141.20x = 2,438,838,211.80 × 535,233,491.60
  4. Step 4: Simplify right side
    1,625,892,141.20x = 1,305,347,891,549,214,464
  5. Step 5: Solve for x
    x = 1,305,347,891,549,214,464/1,625,892,141.20
  6. Step 6: Final answer
    x = 802,850,237.40

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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.