Home / 2,159,144,160.48-3,239,911,318.50-1,053,758,173.64

Finding the Fourth Proportional to 2,159,144,160.48, 3,239,911,318.50 and 1,053,758,173.64

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Solution

The fourth proportional to 2,159,144,160.48, 3,239,911,318.50 and 1,053,758,173.64 is: 1,581,220,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,144,160.48 : 3,239,911,318.50 = 1,053,758,173.64 : x
  2. Step 2: Convert to fraction form
    2,159,144,160.48/3,239,911,318.50 = 1,053,758,173.64/x
  3. Step 3: Cross multiply
    2,159,144,160.48x = 3,239,911,318.50 × 1,053,758,173.64
  4. Step 4: Simplify right side
    2,159,144,160.48x = 3,414,083,033,721,924,608
  5. Step 5: Solve for x
    x = 3,414,083,033,721,924,608/2,159,144,160.48
  6. Step 6: Final answer
    x = 1,581,220,511.45

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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.