Home / 13,854,051,489.42-20,778,977,528.49-3,770,550,178.45

Finding the Fourth Proportional to 13,854,051,489.42, 20,778,977,528.49 and 3,770,550,178.45

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Solution

The fourth proportional to 13,854,051,489.42, 20,778,977,528.49 and 3,770,550,178.45 is: 5,655,253,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854,051,489.42 : 20,778,977,528.49 = 3,770,550,178.45 : x
  2. Step 2: Convert to fraction form
    13,854,051,489.42/20,778,977,528.49 = 3,770,550,178.45/x
  3. Step 3: Cross multiply
    13,854,051,489.42x = 20,778,977,528.49 × 3,770,550,178.45
  4. Step 4: Simplify right side
    13,854,051,489.42x = 78,348,177,428,056,506,368
  5. Step 5: Solve for x
    x = 78,348,177,428,056,506,368/13,854,051,489.42
  6. Step 6: Final answer
    x = 5,655,253,807.01

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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.