Home / 1,367,493,341.40-2,051,240,012.10-398,176,579.80

Finding the Fourth Proportional to 1,367,493,341.40, 2,051,240,012.10 and 398,176,579.80

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Solution

The fourth proportional to 1,367,493,341.40, 2,051,240,012.10 and 398,176,579.80 is: 597,264,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,493,341.40 : 2,051,240,012.10 = 398,176,579.80 : x
  2. Step 2: Convert to fraction form
    1,367,493,341.40/2,051,240,012.10 = 398,176,579.80/x
  3. Step 3: Cross multiply
    1,367,493,341.40x = 2,051,240,012.10 × 398,176,579.80
  4. Step 4: Simplify right side
    1,367,493,341.40x = 816,755,732,366,888,576
  5. Step 5: Solve for x
    x = 816,755,732,366,888,576/1,367,493,341.40
  6. Step 6: Final answer
    x = 597,264,869.70

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Double scale
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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.