Home / 1,345,476,330.20-2,018,214,495.30-880,571,743.40

Finding the Fourth Proportional to 1,345,476,330.20, 2,018,214,495.30 and 880,571,743.40

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Solution

The fourth proportional to 1,345,476,330.20, 2,018,214,495.30 and 880,571,743.40 is: 1,320,857,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,476,330.20 : 2,018,214,495.30 = 880,571,743.40 : x
  2. Step 2: Convert to fraction form
    1,345,476,330.20/2,018,214,495.30 = 880,571,743.40/x
  3. Step 3: Cross multiply
    1,345,476,330.20x = 2,018,214,495.30 × 880,571,743.40
  4. Step 4: Simplify right side
    1,345,476,330.20x = 1,777,182,656,681,472,000
  5. Step 5: Solve for x
    x = 1,777,182,656,681,472,000/1,345,476,330.20
  6. Step 6: Final answer
    x = 1,320,857,615.10

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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.