Home / 446,721,109.92-670,090,062.24-140,006,432.16

Finding the Fourth Proportional to 446,721,109.92, 670,090,062.24 and 140,006,432.16

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Solution

The fourth proportional to 446,721,109.92, 670,090,062.24 and 140,006,432.16 is: 210,012,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,721,109.92 : 670,090,062.24 = 140,006,432.16 : x
  2. Step 2: Convert to fraction form
    446,721,109.92/670,090,062.24 = 140,006,432.16/x
  3. Step 3: Cross multiply
    446,721,109.92x = 670,090,062.24 × 140,006,432.16
  4. Step 4: Simplify right side
    446,721,109.92x = 93,816,918,840,094,736
  5. Step 5: Solve for x
    x = 93,816,918,840,094,736/446,721,109.92
  6. Step 6: Final answer
    x = 210,012,280.05

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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.