Home / 1,170,164,034.10-1,614,825,977.41-641,516,669.63

Finding the Fourth Proportional to 1,170,164,034.10, 1,614,825,977.41 and 641,516,669.63

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Solution

The fourth proportional to 1,170,164,034.10, 1,614,825,977.41 and 641,516,669.63 is: 885,292,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,164,034.10 : 1,614,825,977.41 = 641,516,669.63 : x
  2. Step 2: Convert to fraction form
    1,170,164,034.10/1,614,825,977.41 = 641,516,669.63/x
  3. Step 3: Cross multiply
    1,170,164,034.10x = 1,614,825,977.41 × 641,516,669.63
  4. Step 4: Simplify right side
    1,170,164,034.10x = 1,035,937,783,060,072,832
  5. Step 5: Solve for x
    x = 1,035,937,783,060,072,832/1,170,164,034.10
  6. Step 6: Final answer
    x = 885,292,790.47

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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.