Home / 210,440,459.32-290,396,119.62-116,349,166.48

Finding the Fourth Proportional to 210,440,459.32, 290,396,119.62 and 116,349,166.48

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Solution

The fourth proportional to 210,440,459.32, 290,396,119.62 and 116,349,166.48 is: 160,555,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,440,459.32 : 290,396,119.62 = 116,349,166.48 : x
  2. Step 2: Convert to fraction form
    210,440,459.32/290,396,119.62 = 116,349,166.48/x
  3. Step 3: Cross multiply
    210,440,459.32x = 290,396,119.62 × 116,349,166.48
  4. Step 4: Simplify right side
    210,440,459.32x = 33,787,346,466,813,376
  5. Step 5: Solve for x
    x = 33,787,346,466,813,376/210,440,459.32
  6. Step 6: Final answer
    x = 160,555,373.13

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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.