Home / 1,260,180,434.46-1,739,003,412.60-695,653,191.03

Finding the Fourth Proportional to 1,260,180,434.46, 1,739,003,412.60 and 695,653,191.03

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Solution

The fourth proportional to 1,260,180,434.46, 1,739,003,412.60 and 695,653,191.03 is: 959,976,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,180,434.46 : 1,739,003,412.60 = 695,653,191.03 : x
  2. Step 2: Convert to fraction form
    1,260,180,434.46/1,739,003,412.60 = 695,653,191.03/x
  3. Step 3: Cross multiply
    1,260,180,434.46x = 1,739,003,412.60 × 695,653,191.03
  4. Step 4: Simplify right side
    1,260,180,434.46x = 1,209,743,273,187,249,664
  5. Step 5: Solve for x
    x = 1,209,743,273,187,249,664/1,260,180,434.46
  6. Step 6: Final answer
    x = 959,976,238.41

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Double scale
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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.