Home / 1,619,633,195.56-2,235,095,965.38-877,078,538.92

Finding the Fourth Proportional to 1,619,633,195.56, 2,235,095,965.38 and 877,078,538.92

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Solution

The fourth proportional to 1,619,633,195.56, 2,235,095,965.38 and 877,078,538.92 is: 1,210,369,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,633,195.56 : 2,235,095,965.38 = 877,078,538.92 : x
  2. Step 2: Convert to fraction form
    1,619,633,195.56/2,235,095,965.38 = 877,078,538.92/x
  3. Step 3: Cross multiply
    1,619,633,195.56x = 2,235,095,965.38 × 877,078,538.92
  4. Step 4: Simplify right side
    1,619,633,195.56x = 1,960,354,703,661,477,376
  5. Step 5: Solve for x
    x = 1,960,354,703,661,477,376/1,619,633,195.56
  6. Step 6: Final answer
    x = 1,210,369,550.98

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Double scale
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1.5x scale

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.