Home / 1,407,122,060.13-2,111,007,354.26-486,998,409.69

Finding the Fourth Proportional to 1,407,122,060.13, 2,111,007,354.26 and 486,998,409.69

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Solution

The fourth proportional to 1,407,122,060.13, 2,111,007,354.26 and 486,998,409.69 is: 730,609,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,122,060.13 : 2,111,007,354.26 = 486,998,409.69 : x
  2. Step 2: Convert to fraction form
    1,407,122,060.13/2,111,007,354.26 = 486,998,409.69/x
  3. Step 3: Cross multiply
    1,407,122,060.13x = 2,111,007,354.26 × 486,998,409.69
  4. Step 4: Simplify right side
    1,407,122,060.13x = 1,028,057,224,366,079,488
  5. Step 5: Solve for x
    x = 1,028,057,224,366,079,488/1,407,122,060.13
  6. Step 6: Final answer
    x = 730,609,840.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.