Home / 1,135,747,973.32-1,567,347,431.76-640,709,150.92

Finding the Fourth Proportional to 1,135,747,973.32, 1,567,347,431.76 and 640,709,150.92

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Solution

The fourth proportional to 1,135,747,973.32, 1,567,347,431.76 and 640,709,150.92 is: 884,187,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,747,973.32 : 1,567,347,431.76 = 640,709,150.92 : x
  2. Step 2: Convert to fraction form
    1,135,747,973.32/1,567,347,431.76 = 640,709,150.92/x
  3. Step 3: Cross multiply
    1,135,747,973.32x = 1,567,347,431.76 × 640,709,150.92
  4. Step 4: Simplify right side
    1,135,747,973.32x = 1,004,213,842,199,592,192
  5. Step 5: Solve for x
    x = 1,004,213,842,199,592,192/1,135,747,973.32
  6. Step 6: Final answer
    x = 884,187,219.16

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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.