Home / 117,870,070.20-176,884,821.45-66,054,572.70

Finding the Fourth Proportional to 117,870,070.20, 176,884,821.45 and 66,054,572.70

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Solution

The fourth proportional to 117,870,070.20, 176,884,821.45 and 66,054,572.70 is: 99,126,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,870,070.20 : 176,884,821.45 = 66,054,572.70 : x
  2. Step 2: Convert to fraction form
    117,870,070.20/176,884,821.45 = 66,054,572.70/x
  3. Step 3: Cross multiply
    117,870,070.20x = 176,884,821.45 × 66,054,572.70
  4. Step 4: Simplify right side
    117,870,070.20x = 11,684,051,297,995,544
  5. Step 5: Solve for x
    x = 11,684,051,297,995,544/117,870,070.20
  6. Step 6: Final answer
    x = 99,126,532.11

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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.