Home / 125,727,870.66-188,591,858.40-56,559,883.68

Finding the Fourth Proportional to 125,727,870.66, 188,591,858.40 and 56,559,883.68

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Solution

The fourth proportional to 125,727,870.66, 188,591,858.40 and 56,559,883.68 is: 84,839,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,727,870.66 : 188,591,858.40 = 56,559,883.68 : x
  2. Step 2: Convert to fraction form
    125,727,870.66/188,591,858.40 = 56,559,883.68/x
  3. Step 3: Cross multiply
    125,727,870.66x = 188,591,858.40 × 56,559,883.68
  4. Step 4: Simplify right side
    125,727,870.66x = 10,666,733,574,099,032
  5. Step 5: Solve for x
    x = 10,666,733,574,099,032/125,727,870.66
  6. Step 6: Final answer
    x = 84,839,849.10

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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.