Home / 1,081,000,342.23-1,621,081,304.39-371,814,060.74

Finding the Fourth Proportional to 1,081,000,342.23, 1,621,081,304.39 and 371,814,060.74

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Solution

The fourth proportional to 1,081,000,342.23, 1,621,081,304.39 and 371,814,060.74 is: 557,576,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,000,342.23 : 1,621,081,304.39 = 371,814,060.74 : x
  2. Step 2: Convert to fraction form
    1,081,000,342.23/1,621,081,304.39 = 371,814,060.74/x
  3. Step 3: Cross multiply
    1,081,000,342.23x = 1,621,081,304.39 × 371,814,060.74
  4. Step 4: Simplify right side
    1,081,000,342.23x = 602,740,822,566,390,272
  5. Step 5: Solve for x
    x = 602,740,822,566,390,272/1,081,000,342.23
  6. Step 6: Final answer
    x = 557,576,902.63

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1.5x scale

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.