Home / 1,270,637,716.40-1,753,522,627.19-706,146,386.26

Finding the Fourth Proportional to 1,270,637,716.40, 1,753,522,627.19 and 706,146,386.26

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Solution

The fourth proportional to 1,270,637,716.40, 1,753,522,627.19 and 706,146,386.26 is: 974,505,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,637,716.40 : 1,753,522,627.19 = 706,146,386.26 : x
  2. Step 2: Convert to fraction form
    1,270,637,716.40/1,753,522,627.19 = 706,146,386.26/x
  3. Step 3: Cross multiply
    1,270,637,716.40x = 1,753,522,627.19 × 706,146,386.26
  4. Step 4: Simplify right side
    1,270,637,716.40x = 1,238,243,666,415,359,744
  5. Step 5: Solve for x
    x = 1,238,243,666,415,359,744/1,270,637,716.40
  6. Step 6: Final answer
    x = 974,505,675.72

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Double scale
Find fourth proportional to 1,270,637,717.40, 1,753,522,628.57 and 706,146,387.26
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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.