Home / 695,473,904.20-1,043,210,856.30-453,609,200.20

Finding the Fourth Proportional to 695,473,904.20, 1,043,210,856.30 and 453,609,200.20

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Solution

The fourth proportional to 695,473,904.20, 1,043,210,856.30 and 453,609,200.20 is: 680,413,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,473,904.20 : 1,043,210,856.30 = 453,609,200.20 : x
  2. Step 2: Convert to fraction form
    695,473,904.20/1,043,210,856.30 = 453,609,200.20/x
  3. Step 3: Cross multiply
    695,473,904.20x = 1,043,210,856.30 × 453,609,200.20
  4. Step 4: Simplify right side
    695,473,904.20x = 473,210,042,166,200,128
  5. Step 5: Solve for x
    x = 473,210,042,166,200,128/695,473,904.20
  6. Step 6: Final answer
    x = 680,413,800.30

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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.