Home / 1,247,447,555.70-1,873,010,759.12-695,827,740.93

Finding the Fourth Proportional to 1,247,447,555.70, 1,873,010,759.12 and 695,827,740.93

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Solution

The fourth proportional to 1,247,447,555.70, 1,873,010,759.12 and 695,827,740.93 is: 1,044,767,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,447,555.70 : 1,873,010,759.12 = 695,827,740.93 : x
  2. Step 2: Convert to fraction form
    1,247,447,555.70/1,873,010,759.12 = 695,827,740.93/x
  3. Step 3: Cross multiply
    1,247,447,555.70x = 1,873,010,759.12 × 695,827,740.93
  4. Step 4: Simplify right side
    1,247,447,555.70x = 1,303,292,845,256,053,760
  5. Step 5: Solve for x
    x = 1,303,292,845,256,053,760/1,247,447,555.70
  6. Step 6: Final answer
    x = 1,044,767,645.18

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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.