Home / 1,560,218,705.24-2,153,101,293.69-855,355,552.61

Finding the Fourth Proportional to 1,560,218,705.24, 2,153,101,293.69 and 855,355,552.61

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Solution

The fourth proportional to 1,560,218,705.24, 2,153,101,293.69 and 855,355,552.61 is: 1,180,390,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,218,705.24 : 2,153,101,293.69 = 855,355,552.61 : x
  2. Step 2: Convert to fraction form
    1,560,218,705.24/2,153,101,293.69 = 855,355,552.61/x
  3. Step 3: Cross multiply
    1,560,218,705.24x = 2,153,101,293.69 × 855,355,552.61
  4. Step 4: Simplify right side
    1,560,218,705.24x = 1,841,667,146,889,516,032
  5. Step 5: Solve for x
    x = 1,841,667,146,889,516,032/1,560,218,705.24
  6. Step 6: Final answer
    x = 1,180,390,377.77

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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.