Home / 7,842,189,905.72-10,822,258,718.86-4,455,285,044.02

Finding the Fourth Proportional to 7,842,189,905.72, 10,822,258,718.86 and 4,455,285,044.02

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Solution

The fourth proportional to 7,842,189,905.72, 10,822,258,718.86 and 4,455,285,044.02 is: 6,148,314,181.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,189,905.72 : 10,822,258,718.86 = 4,455,285,044.02 : x
  2. Step 2: Convert to fraction form
    7,842,189,905.72/10,822,258,718.86 = 4,455,285,044.02/x
  3. Step 3: Cross multiply
    7,842,189,905.72x = 10,822,258,718.86 × 4,455,285,044.02
  4. Step 4: Simplify right side
    7,842,189,905.72x = 48,216,247,412,597,899,264
  5. Step 5: Solve for x
    x = 48,216,247,412,597,899,264/7,842,189,905.72
  6. Step 6: Final answer
    x = 6,148,314,181.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.