Home / 783,044,873.87-1,080,630,336.47-448,582,037.45

Finding the Fourth Proportional to 783,044,873.87, 1,080,630,336.47 and 448,582,037.45

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Solution

The fourth proportional to 783,044,873.87, 1,080,630,336.47 and 448,582,037.45 is: 619,059,487.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,044,873.87 : 1,080,630,336.47 = 448,582,037.45 : x
  2. Step 2: Convert to fraction form
    783,044,873.87/1,080,630,336.47 = 448,582,037.45/x
  3. Step 3: Cross multiply
    783,044,873.87x = 1,080,630,336.47 × 448,582,037.45
  4. Step 4: Simplify right side
    783,044,873.87x = 484,751,358,056,345,536
  5. Step 5: Solve for x
    x = 484,751,358,056,345,536/783,044,873.87
  6. Step 6: Final answer
    x = 619,059,487.18

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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.