Home / 84,309,592.75-116,311,611.29-56,441,281.70

Finding the Fourth Proportional to 84,309,592.75, 116,311,611.29 and 56,441,281.70

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Solution

The fourth proportional to 84,309,592.75, 116,311,611.29 and 56,441,281.70 is: 77,865,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,592.75 : 116,311,611.29 = 56,441,281.70 : x
  2. Step 2: Convert to fraction form
    84,309,592.75/116,311,611.29 = 56,441,281.70/x
  3. Step 3: Cross multiply
    84,309,592.75x = 116,311,611.29 × 56,441,281.70
  4. Step 4: Simplify right side
    84,309,592.75x = 6,564,776,417,359,336
  5. Step 5: Solve for x
    x = 6,564,776,417,359,336/84,309,592.75
  6. Step 6: Final answer
    x = 77,865,118.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.