Home / 144,616,296.74-216,895,441.21-70,808,276.21

Finding the Fourth Proportional to 144,616,296.74, 216,895,441.21 and 70,808,276.21

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Solution

The fourth proportional to 144,616,296.74, 216,895,441.21 and 70,808,276.21 is: 106,198,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,616,296.74 : 216,895,441.21 = 70,808,276.21 : x
  2. Step 2: Convert to fraction form
    144,616,296.74/216,895,441.21 = 70,808,276.21/x
  3. Step 3: Cross multiply
    144,616,296.74x = 216,895,441.21 × 70,808,276.21
  4. Step 4: Simplify right side
    144,616,296.74x = 15,357,992,308,626,000
  5. Step 5: Solve for x
    x = 15,357,992,308,626,000/144,616,296.74
  6. Step 6: Final answer
    x = 106,198,213.17

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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.