Home / 1,168,765,641.64-1,612,897,459.43-632,917,894.07

Finding the Fourth Proportional to 1,168,765,641.64, 1,612,897,459.43 and 632,917,894.07

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Solution

The fourth proportional to 1,168,765,641.64, 1,612,897,459.43 and 632,917,894.07 is: 873,427,167.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,765,641.64 : 1,612,897,459.43 = 632,917,894.07 : x
  2. Step 2: Convert to fraction form
    1,168,765,641.64/1,612,897,459.43 = 632,917,894.07/x
  3. Step 3: Cross multiply
    1,168,765,641.64x = 1,612,897,459.43 × 632,917,894.07
  4. Step 4: Simplify right side
    1,168,765,641.64x = 1,020,831,663,373,215,744
  5. Step 5: Solve for x
    x = 1,020,831,663,373,215,744/1,168,765,641.64
  6. Step 6: Final answer
    x = 873,427,167.09

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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.