Home / 960,337,210.86-1,324,859,539.14-642,899,723.13

Finding the Fourth Proportional to 960,337,210.86, 1,324,859,539.14 and 642,899,723.13

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Solution

The fourth proportional to 960,337,210.86, 1,324,859,539.14 and 642,899,723.13 is: 886,929,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,337,210.86 : 1,324,859,539.14 = 642,899,723.13 : x
  2. Step 2: Convert to fraction form
    960,337,210.86/1,324,859,539.14 = 642,899,723.13/x
  3. Step 3: Cross multiply
    960,337,210.86x = 1,324,859,539.14 × 642,899,723.13
  4. Step 4: Simplify right side
    960,337,210.86x = 851,751,830,899,245,440
  5. Step 5: Solve for x
    x = 851,751,830,899,245,440/960,337,210.86
  6. Step 6: Final answer
    x = 886,929,946.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.