Home / 1,438,101,829.35-2,157,774,187.50-773,338,869.33

Finding the Fourth Proportional to 1,438,101,829.35, 2,157,774,187.50 and 773,338,869.33

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Solution

The fourth proportional to 1,438,101,829.35, 2,157,774,187.50 and 773,338,869.33 is: 1,160,342,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,101,829.35 : 2,157,774,187.50 = 773,338,869.33 : x
  2. Step 2: Convert to fraction form
    1,438,101,829.35/2,157,774,187.50 = 773,338,869.33/x
  3. Step 3: Cross multiply
    1,438,101,829.35x = 2,157,774,187.50 × 773,338,869.33
  4. Step 4: Simplify right side
    1,438,101,829.35x = 1,668,690,650,430,709,504
  5. Step 5: Solve for x
    x = 1,668,690,650,430,709,504/1,438,101,829.35
  6. Step 6: Final answer
    x = 1,160,342,485.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.