Home / 1,802,459,788.38-2,486,602,155.51-1,087,596,599.58

Finding the Fourth Proportional to 1,802,459,788.38, 2,486,602,155.51 and 1,087,596,599.58

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Solution

The fourth proportional to 1,802,459,788.38, 2,486,602,155.51 and 1,087,596,599.58 is: 1,500,405,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,459,788.38 : 2,486,602,155.51 = 1,087,596,599.58 : x
  2. Step 2: Convert to fraction form
    1,802,459,788.38/2,486,602,155.51 = 1,087,596,599.58/x
  3. Step 3: Cross multiply
    1,802,459,788.38x = 2,486,602,155.51 × 1,087,596,599.58
  4. Step 4: Simplify right side
    1,802,459,788.38x = 2,704,420,048,840,974,336
  5. Step 5: Solve for x
    x = 2,704,420,048,840,974,336/1,802,459,788.38
  6. Step 6: Final answer
    x = 1,500,405,205.31

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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.