Home / 5,439,643,811.60-8,159,465,717.40-1,761,788,656.40

Finding the Fourth Proportional to 5,439,643,811.60, 8,159,465,717.40 and 1,761,788,656.40

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Solution

The fourth proportional to 5,439,643,811.60, 8,159,465,717.40 and 1,761,788,656.40 is: 2,642,682,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,643,811.60 : 8,159,465,717.40 = 1,761,788,656.40 : x
  2. Step 2: Convert to fraction form
    5,439,643,811.60/8,159,465,717.40 = 1,761,788,656.40/x
  3. Step 3: Cross multiply
    5,439,643,811.60x = 8,159,465,717.40 × 1,761,788,656.40
  4. Step 4: Simplify right side
    5,439,643,811.60x = 14,375,254,143,200,008,192
  5. Step 5: Solve for x
    x = 14,375,254,143,200,008,192/5,439,643,811.60
  6. Step 6: Final answer
    x = 2,642,682,984.60

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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.