Home / 1,175,866,649.70-1,622,683,099.35-647,219,333.22

Finding the Fourth Proportional to 1,175,866,649.70, 1,622,683,099.35 and 647,219,333.22

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Solution

The fourth proportional to 1,175,866,649.70, 1,622,683,099.35 and 647,219,333.22 is: 893,155,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,866,649.70 : 1,622,683,099.35 = 647,219,333.22 : x
  2. Step 2: Convert to fraction form
    1,175,866,649.70/1,622,683,099.35 = 647,219,333.22/x
  3. Step 3: Cross multiply
    1,175,866,649.70x = 1,622,683,099.35 × 647,219,333.22
  4. Step 4: Simplify right side
    1,175,866,649.70x = 1,050,231,873,588,669,952
  5. Step 5: Solve for x
    x = 1,050,231,873,588,669,952/1,175,866,649.70
  6. Step 6: Final answer
    x = 893,155,591.97

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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.