Home / 2,578,828,754.76-3,558,762,288.66-1,449,803,550.60

Finding the Fourth Proportional to 2,578,828,754.76, 3,558,762,288.66 and 1,449,803,550.60

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Solution

The fourth proportional to 2,578,828,754.76, 3,558,762,288.66 and 1,449,803,550.60 is: 2,000,716,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,828,754.76 : 3,558,762,288.66 = 1,449,803,550.60 : x
  2. Step 2: Convert to fraction form
    2,578,828,754.76/3,558,762,288.66 = 1,449,803,550.60/x
  3. Step 3: Cross multiply
    2,578,828,754.76x = 3,558,762,288.66 × 1,449,803,550.60
  4. Step 4: Simplify right side
    2,578,828,754.76x = 5,159,506,201,840,649,216
  5. Step 5: Solve for x
    x = 5,159,506,201,840,649,216/2,578,828,754.76
  6. Step 6: Final answer
    x = 2,000,716,872.85

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Double scale
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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.