Home / 1,345,476,327.20-2,018,214,490.80-880,571,740.40

Finding the Fourth Proportional to 1,345,476,327.20, 2,018,214,490.80 and 880,571,740.40

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Solution

The fourth proportional to 1,345,476,327.20, 2,018,214,490.80 and 880,571,740.40 is: 1,320,857,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,476,327.20 : 2,018,214,490.80 = 880,571,740.40 : x
  2. Step 2: Convert to fraction form
    1,345,476,327.20/2,018,214,490.80 = 880,571,740.40/x
  3. Step 3: Cross multiply
    1,345,476,327.20x = 2,018,214,490.80 × 880,571,740.40
  4. Step 4: Simplify right side
    1,345,476,327.20x = 1,777,182,646,664,255,744
  5. Step 5: Solve for x
    x = 1,777,182,646,664,255,744/1,345,476,327.20
  6. Step 6: Final answer
    x = 1,320,857,610.60

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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.