Home / 306,464,210.64-422,917,126.74-167,237,341.20

Finding the Fourth Proportional to 306,464,210.64, 422,917,126.74 and 167,237,341.20

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Solution

The fourth proportional to 306,464,210.64, 422,917,126.74 and 167,237,341.20 is: 230,785,629.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,464,210.64 : 422,917,126.74 = 167,237,341.20 : x
  2. Step 2: Convert to fraction form
    306,464,210.64/422,917,126.74 = 167,237,341.20/x
  3. Step 3: Cross multiply
    306,464,210.64x = 422,917,126.74 × 167,237,341.20
  4. Step 4: Simplify right side
    306,464,210.64x = 70,727,535,823,941,024
  5. Step 5: Solve for x
    x = 70,727,535,823,941,024/306,464,210.64
  6. Step 6: Final answer
    x = 230,785,629.67

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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.