Home / 1,513,361,411.40-2,270,042,117.10-1,207,251,395.40

Finding the Fourth Proportional to 1,513,361,411.40, 2,270,042,117.10 and 1,207,251,395.40

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Solution

The fourth proportional to 1,513,361,411.40, 2,270,042,117.10 and 1,207,251,395.40 is: 1,810,877,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,361,411.40 : 2,270,042,117.10 = 1,207,251,395.40 : x
  2. Step 2: Convert to fraction form
    1,513,361,411.40/2,270,042,117.10 = 1,207,251,395.40/x
  3. Step 3: Cross multiply
    1,513,361,411.40x = 2,270,042,117.10 × 1,207,251,395.40
  4. Step 4: Simplify right side
    1,513,361,411.40x = 2,740,511,513,485,745,152
  5. Step 5: Solve for x
    x = 2,740,511,513,485,745,152/1,513,361,411.40
  6. Step 6: Final answer
    x = 1,810,877,093.10

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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.