Home / 832,199,399.29-1,147,999,767.40-514,558,107.32

Finding the Fourth Proportional to 832,199,399.29, 1,147,999,767.40 and 514,558,107.32

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Solution

The fourth proportional to 832,199,399.29, 1,147,999,767.40 and 514,558,107.32 is: 709,820,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,199,399.29 : 1,147,999,767.40 = 514,558,107.32 : x
  2. Step 2: Convert to fraction form
    832,199,399.29/1,147,999,767.40 = 514,558,107.32/x
  3. Step 3: Cross multiply
    832,199,399.29x = 1,147,999,767.40 × 514,558,107.32
  4. Step 4: Simplify right side
    832,199,399.29x = 590,712,587,517,144,320
  5. Step 5: Solve for x
    x = 590,712,587,517,144,320/832,199,399.29
  6. Step 6: Final answer
    x = 709,820,973.22

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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.