Home / 17,209,558,807.20-25,814,338,210.80-10,218,771,316.80

Finding the Fourth Proportional to 17,209,558,807.20, 25,814,338,210.80 and 10,218,771,316.80

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Solution

The fourth proportional to 17,209,558,807.20, 25,814,338,210.80 and 10,218,771,316.80 is: 15,328,156,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209,558,807.20 : 25,814,338,210.80 = 10,218,771,316.80 : x
  2. Step 2: Convert to fraction form
    17,209,558,807.20/25,814,338,210.80 = 10,218,771,316.80/x
  3. Step 3: Cross multiply
    17,209,558,807.20x = 25,814,338,210.80 × 10,218,771,316.80
  4. Step 4: Simplify right side
    17,209,558,807.20x = 263,790,818,870,697,230,336
  5. Step 5: Solve for x
    x = 263,790,818,870,697,230,336/17,209,558,807.20
  6. Step 6: Final answer
    x = 15,328,156,975.20

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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.