Home / 757,832,793.15-1,045,417,529.37-479,535,741.89

Finding the Fourth Proportional to 757,832,793.15, 1,045,417,529.37 and 479,535,741.89

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Solution

The fourth proportional to 757,832,793.15, 1,045,417,529.37 and 479,535,741.89 is: 661,511,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,832,793.15 : 1,045,417,529.37 = 479,535,741.89 : x
  2. Step 2: Convert to fraction form
    757,832,793.15/1,045,417,529.37 = 479,535,741.89/x
  3. Step 3: Cross multiply
    757,832,793.15x = 1,045,417,529.37 × 479,535,741.89
  4. Step 4: Simplify right side
    757,832,793.15x = 501,315,070,526,026,688
  5. Step 5: Solve for x
    x = 501,315,070,526,026,688/757,832,793.15
  6. Step 6: Final answer
    x = 661,511,450.89

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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.