Home / 1,761,181,867.89-2,430,432,541.35-968,241,337.92

Finding the Fourth Proportional to 1,761,181,867.89, 2,430,432,541.35 and 968,241,337.92

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Solution

The fourth proportional to 1,761,181,867.89, 2,430,432,541.35 and 968,241,337.92 is: 1,336,173,905.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,181,867.89 : 2,430,432,541.35 = 968,241,337.92 : x
  2. Step 2: Convert to fraction form
    1,761,181,867.89/2,430,432,541.35 = 968,241,337.92/x
  3. Step 3: Cross multiply
    1,761,181,867.89x = 2,430,432,541.35 × 968,241,337.92
  4. Step 4: Simplify right side
    1,761,181,867.89x = 2,353,245,255,561,029,632
  5. Step 5: Solve for x
    x = 2,353,245,255,561,029,632/1,761,181,867.89
  6. Step 6: Final answer
    x = 1,336,173,905.98

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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.