Home / 1,202,364,140.80-1,803,546,211.20-718,634,732.80

Finding the Fourth Proportional to 1,202,364,140.80, 1,803,546,211.20 and 718,634,732.80

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Solution

The fourth proportional to 1,202,364,140.80, 1,803,546,211.20 and 718,634,732.80 is: 1,077,952,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,364,140.80 : 1,803,546,211.20 = 718,634,732.80 : x
  2. Step 2: Convert to fraction form
    1,202,364,140.80/1,803,546,211.20 = 718,634,732.80/x
  3. Step 3: Cross multiply
    1,202,364,140.80x = 1,803,546,211.20 × 718,634,732.80
  4. Step 4: Simplify right side
    1,202,364,140.80x = 1,296,090,949,578,164,224
  5. Step 5: Solve for x
    x = 1,296,090,949,578,164,224/1,202,364,140.80
  6. Step 6: Final answer
    x = 1,077,952,099.20

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Double scale
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Similar ratio
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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.