Home / 1,043,073,999.60-1,564,610,999.40-266,780,416.20

Finding the Fourth Proportional to 1,043,073,999.60, 1,564,610,999.40 and 266,780,416.20

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Solution

The fourth proportional to 1,043,073,999.60, 1,564,610,999.40 and 266,780,416.20 is: 400,170,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,073,999.60 : 1,564,610,999.40 = 266,780,416.20 : x
  2. Step 2: Convert to fraction form
    1,043,073,999.60/1,564,610,999.40 = 266,780,416.20/x
  3. Step 3: Cross multiply
    1,043,073,999.60x = 1,564,610,999.40 × 266,780,416.20
  4. Step 4: Simplify right side
    1,043,073,999.60x = 417,407,573,611,029,952
  5. Step 5: Solve for x
    x = 417,407,573,611,029,952/1,043,073,999.60
  6. Step 6: Final answer
    x = 400,170,624.30

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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.