Home / 1,195,538,740.54-1,793,826,044.35-642,195,564.30

Finding the Fourth Proportional to 1,195,538,740.54, 1,793,826,044.35 and 642,195,564.30

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Solution

The fourth proportional to 1,195,538,740.54, 1,793,826,044.35 and 642,195,564.30 is: 963,571,559.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,538,740.54 : 1,793,826,044.35 = 642,195,564.30 : x
  2. Step 2: Convert to fraction form
    1,195,538,740.54/1,793,826,044.35 = 642,195,564.30/x
  3. Step 3: Cross multiply
    1,195,538,740.54x = 1,793,826,044.35 × 642,195,564.30
  4. Step 4: Simplify right side
    1,195,538,740.54x = 1,151,987,128,805,779,584
  5. Step 5: Solve for x
    x = 1,151,987,128,805,779,584/1,195,538,740.54
  6. Step 6: Final answer
    x = 963,571,559.62

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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.