Home / 1,761,181,830.56-2,430,432,489.88-968,241,300.70

Finding the Fourth Proportional to 1,761,181,830.56, 2,430,432,489.88 and 968,241,300.70

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Solution

The fourth proportional to 1,761,181,830.56, 2,430,432,489.88 and 968,241,300.70 is: 1,336,173,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,181,830.56 : 2,430,432,489.88 = 968,241,300.70 : x
  2. Step 2: Convert to fraction form
    1,761,181,830.56/2,430,432,489.88 = 968,241,300.70/x
  3. Step 3: Cross multiply
    1,761,181,830.56x = 2,430,432,489.88 × 968,241,300.70
  4. Step 4: Simplify right side
    1,761,181,830.56x = 2,353,245,115,264,950,784
  5. Step 5: Solve for x
    x = 2,353,245,115,264,950,784/1,761,181,830.56
  6. Step 6: Final answer
    x = 1,336,173,854.64

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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.