Home / 1,817,187,815.70-2,725,781,723.55-590,480,270.10

Finding the Fourth Proportional to 1,817,187,815.70, 2,725,781,723.55 and 590,480,270.10

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Solution

The fourth proportional to 1,817,187,815.70, 2,725,781,723.55 and 590,480,270.10 is: 885,720,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,187,815.70 : 2,725,781,723.55 = 590,480,270.10 : x
  2. Step 2: Convert to fraction form
    1,817,187,815.70/2,725,781,723.55 = 590,480,270.10/x
  3. Step 3: Cross multiply
    1,817,187,815.70x = 2,725,781,723.55 × 590,480,270.10
  4. Step 4: Simplify right side
    1,817,187,815.70x = 1,609,520,328,355,447,808
  5. Step 5: Solve for x
    x = 1,609,520,328,355,447,808/1,817,187,815.70
  6. Step 6: Final answer
    x = 885,720,405.15

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Double scale
Find fourth proportional to 1,817,187,816.70, 2,725,781,725.05 and 590,480,271.10
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.