Home / 105,688,400.80-158,532,601.20-33,892,074.40

Finding the Fourth Proportional to 105,688,400.80, 158,532,601.20 and 33,892,074.40

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Solution

The fourth proportional to 105,688,400.80, 158,532,601.20 and 33,892,074.40 is: 50,838,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,688,400.80 : 158,532,601.20 = 33,892,074.40 : x
  2. Step 2: Convert to fraction form
    105,688,400.80/158,532,601.20 = 33,892,074.40/x
  3. Step 3: Cross multiply
    105,688,400.80x = 158,532,601.20 × 33,892,074.40
  4. Step 4: Simplify right side
    105,688,400.80x = 5,372,998,714,695,929
  5. Step 5: Solve for x
    x = 5,372,998,714,695,929/105,688,400.80
  6. Step 6: Final answer
    x = 50,838,111.60

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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.