Home / 315,210,866.40-471,540,841.20-276,947,114.40

Finding the Fourth Proportional to 315,210,866.40, 471,540,841.20 and 276,947,114.40

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Solution

The fourth proportional to 315,210,866.40, 471,540,841.20 and 276,947,114.40 is: 414,300,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,210,866.40 : 471,540,841.20 = 276,947,114.40 : x
  2. Step 2: Convert to fraction form
    315,210,866.40/471,540,841.20 = 276,947,114.40/x
  3. Step 3: Cross multiply
    315,210,866.40x = 471,540,841.20 × 276,947,114.40
  4. Step 4: Simplify right side
    315,210,866.40x = 130,591,875,292,088,624
  5. Step 5: Solve for x
    x = 130,591,875,292,088,624/315,210,866.40
  6. Step 6: Final answer
    x = 414,300,042.33

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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.