Home / 1,357,100,927.39-1,872,688,918.52-762,353,100.83

Finding the Fourth Proportional to 1,357,100,927.39, 1,872,688,918.52 and 762,353,100.83

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Solution

The fourth proportional to 1,357,100,927.39, 1,872,688,918.52 and 762,353,100.83 is: 1,051,985,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,100,927.39 : 1,872,688,918.52 = 762,353,100.83 : x
  2. Step 2: Convert to fraction form
    1,357,100,927.39/1,872,688,918.52 = 762,353,100.83/x
  3. Step 3: Cross multiply
    1,357,100,927.39x = 1,872,688,918.52 × 762,353,100.83
  4. Step 4: Simplify right side
    1,357,100,927.39x = 1,427,650,203,910,526,208
  5. Step 5: Solve for x
    x = 1,427,650,203,910,526,208/1,357,100,927.39
  6. Step 6: Final answer
    x = 1,051,985,283.56

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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.