Home / 1,570,310,163.38-2,167,021,477.14-865,460,462.62

Finding the Fourth Proportional to 1,570,310,163.38, 2,167,021,477.14 and 865,460,462.62

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Solution

The fourth proportional to 1,570,310,163.38, 2,167,021,477.14 and 865,460,462.62 is: 1,194,331,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,310,163.38 : 2,167,021,477.14 = 865,460,462.62 : x
  2. Step 2: Convert to fraction form
    1,570,310,163.38/2,167,021,477.14 = 865,460,462.62/x
  3. Step 3: Cross multiply
    1,570,310,163.38x = 2,167,021,477.14 × 865,460,462.62
  4. Step 4: Simplify right side
    1,570,310,163.38x = 1,875,471,410,115,719,424
  5. Step 5: Solve for x
    x = 1,875,471,410,115,719,424/1,570,310,163.38
  6. Step 6: Final answer
    x = 1,194,331,829.38

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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.