Home / 207,617,587.68-286,377,269.97-133,160,212.45

Finding the Fourth Proportional to 207,617,587.68, 286,377,269.97 and 133,160,212.45

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Solution

The fourth proportional to 207,617,587.68, 286,377,269.97 and 133,160,212.45 is: 183,674,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,617,587.68 : 286,377,269.97 = 133,160,212.45 : x
  2. Step 2: Convert to fraction form
    207,617,587.68/286,377,269.97 = 133,160,212.45/x
  3. Step 3: Cross multiply
    207,617,587.68x = 286,377,269.97 × 133,160,212.45
  4. Step 4: Simplify right side
    207,617,587.68x = 38,134,058,110,949,704
  5. Step 5: Solve for x
    x = 38,134,058,110,949,704/207,617,587.68
  6. Step 6: Final answer
    x = 183,674,507.23

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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.