Home / 1,345,214,688.30-2,017,822,032.45-1,000,840,920.30

Finding the Fourth Proportional to 1,345,214,688.30, 2,017,822,032.45 and 1,000,840,920.30

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Solution

The fourth proportional to 1,345,214,688.30, 2,017,822,032.45 and 1,000,840,920.30 is: 1,501,261,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,214,688.30 : 2,017,822,032.45 = 1,000,840,920.30 : x
  2. Step 2: Convert to fraction form
    1,345,214,688.30/2,017,822,032.45 = 1,000,840,920.30/x
  3. Step 3: Cross multiply
    1,345,214,688.30x = 2,017,822,032.45 × 1,000,840,920.30
  4. Step 4: Simplify right side
    1,345,214,688.30x = 2,019,518,859,958,874,368
  5. Step 5: Solve for x
    x = 2,019,518,859,958,874,368/1,345,214,688.30
  6. Step 6: Final answer
    x = 1,501,261,380.45

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Double scale
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Similar ratio
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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.