Home / 1,306,404,000.40-1,959,606,000.60-580,809,888.40

Finding the Fourth Proportional to 1,306,404,000.40, 1,959,606,000.60 and 580,809,888.40

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Solution

The fourth proportional to 1,306,404,000.40, 1,959,606,000.60 and 580,809,888.40 is: 871,214,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,404,000.40 : 1,959,606,000.60 = 580,809,888.40 : x
  2. Step 2: Convert to fraction form
    1,306,404,000.40/1,959,606,000.60 = 580,809,888.40/x
  3. Step 3: Cross multiply
    1,306,404,000.40x = 1,959,606,000.60 × 580,809,888.40
  4. Step 4: Simplify right side
    1,306,404,000.40x = 1,138,158,542,516,456,192
  5. Step 5: Solve for x
    x = 1,138,158,542,516,456,192/1,306,404,000.40
  6. Step 6: Final answer
    x = 871,214,832.60

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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.