Home / 8,969,855,999.60-13,454,783,999.40-4,785,714,718.40

Finding the Fourth Proportional to 8,969,855,999.60, 13,454,783,999.40 and 4,785,714,718.40

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Solution

The fourth proportional to 8,969,855,999.60, 13,454,783,999.40 and 4,785,714,718.40 is: 7,178,572,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,855,999.60 : 13,454,783,999.40 = 4,785,714,718.40 : x
  2. Step 2: Convert to fraction form
    8,969,855,999.60/13,454,783,999.40 = 4,785,714,718.40/x
  3. Step 3: Cross multiply
    8,969,855,999.60x = 13,454,783,999.40 × 4,785,714,718.40
  4. Step 4: Simplify right side
    8,969,855,999.60x = 64,390,757,818,821,386,240
  5. Step 5: Solve for x
    x = 64,390,757,818,821,386,240/8,969,855,999.60
  6. Step 6: Final answer
    x = 7,178,572,077.60

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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.