Home / 8,783,398,872.96-12,121,301,056.80-4,769,238,332.16

Finding the Fourth Proportional to 8,783,398,872.96, 12,121,301,056.80 and 4,769,238,332.16

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Solution

The fourth proportional to 8,783,398,872.96, 12,121,301,056.80 and 4,769,238,332.16 is: 6,581,663,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,398,872.96 : 12,121,301,056.80 = 4,769,238,332.16 : x
  2. Step 2: Convert to fraction form
    8,783,398,872.96/12,121,301,056.80 = 4,769,238,332.16/x
  3. Step 3: Cross multiply
    8,783,398,872.96x = 12,121,301,056.80 × 4,769,238,332.16
  4. Step 4: Simplify right side
    8,783,398,872.96x = 57,809,373,635,742,072,832
  5. Step 5: Solve for x
    x = 57,809,373,635,742,072,832/8,783,398,872.96
  6. Step 6: Final answer
    x = 6,581,663,257.23

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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.