Home / 912,186,768.30-1,368,280,152.45-797,395,512.30

Finding the Fourth Proportional to 912,186,768.30, 1,368,280,152.45 and 797,395,512.30

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Solution

The fourth proportional to 912,186,768.30, 1,368,280,152.45 and 797,395,512.30 is: 1,196,093,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,186,768.30 : 1,368,280,152.45 = 797,395,512.30 : x
  2. Step 2: Convert to fraction form
    912,186,768.30/1,368,280,152.45 = 797,395,512.30/x
  3. Step 3: Cross multiply
    912,186,768.30x = 1,368,280,152.45 × 797,395,512.30
  4. Step 4: Simplify right side
    912,186,768.30x = 1,091,060,453,132,789,760
  5. Step 5: Solve for x
    x = 1,091,060,453,132,789,760/912,186,768.30
  6. Step 6: Final answer
    x = 1,196,093,268.45

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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.