Home / 1,826,567,825.51-2,520,663,599.36-991,192,396.10

Finding the Fourth Proportional to 1,826,567,825.51, 2,520,663,599.36 and 991,192,396.10

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Solution

The fourth proportional to 1,826,567,825.51, 2,520,663,599.36 and 991,192,396.10 is: 1,367,845,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,567,825.51 : 2,520,663,599.36 = 991,192,396.10 : x
  2. Step 2: Convert to fraction form
    1,826,567,825.51/2,520,663,599.36 = 991,192,396.10/x
  3. Step 3: Cross multiply
    1,826,567,825.51x = 2,520,663,599.36 × 991,192,396.10
  4. Step 4: Simplify right side
    1,826,567,825.51x = 2,498,462,592,811,688,960
  5. Step 5: Solve for x
    x = 2,498,462,592,811,688,960/1,826,567,825.51
  6. Step 6: Final answer
    x = 1,367,845,506.70

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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.