Home / 1,166,921,417.39-1,610,356,407.77-631,073,082.34

Finding the Fourth Proportional to 1,166,921,417.39, 1,610,356,407.77 and 631,073,082.34

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Solution

The fourth proportional to 1,166,921,417.39, 1,610,356,407.77 and 631,073,082.34 is: 870,883,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,921,417.39 : 1,610,356,407.77 = 631,073,082.34 : x
  2. Step 2: Convert to fraction form
    1,166,921,417.39/1,610,356,407.77 = 631,073,082.34/x
  3. Step 3: Cross multiply
    1,166,921,417.39x = 1,610,356,407.77 × 631,073,082.34
  4. Step 4: Simplify right side
    1,166,921,417.39x = 1,016,252,581,914,228,608
  5. Step 5: Solve for x
    x = 1,016,252,581,914,228,608/1,166,921,417.39
  6. Step 6: Final answer
    x = 870,883,477.47

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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.