Home / 79,791,328.94-119,677,087.31-21,503,566.91

Finding the Fourth Proportional to 79,791,328.94, 119,677,087.31 and 21,503,566.91

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Solution

The fourth proportional to 79,791,328.94, 119,677,087.31 and 21,503,566.91 is: 32,252,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,791,328.94 : 119,677,087.31 = 21,503,566.91 : x
  2. Step 2: Convert to fraction form
    79,791,328.94/119,677,087.31 = 21,503,566.91/x
  3. Step 3: Cross multiply
    79,791,328.94x = 119,677,087.31 × 21,503,566.91
  4. Step 4: Simplify right side
    79,791,328.94x = 2,573,484,254,019,870.50
  5. Step 5: Solve for x
    x = 2,573,484,254,019,870.50/79,791,328.94
  6. Step 6: Final answer
    x = 32,252,680.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.