Home / 308,803,335.66-426,153,498.30-167,674,476.06

Finding the Fourth Proportional to 308,803,335.66, 426,153,498.30 and 167,674,476.06

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Solution

The fourth proportional to 308,803,335.66, 426,153,498.30 and 167,674,476.06 is: 231,393,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,803,335.66 : 426,153,498.30 = 167,674,476.06 : x
  2. Step 2: Convert to fraction form
    308,803,335.66/426,153,498.30 = 167,674,476.06/x
  3. Step 3: Cross multiply
    308,803,335.66x = 426,153,498.30 × 167,674,476.06
  4. Step 4: Simplify right side
    308,803,335.66x = 71,455,064,548,588,600
  5. Step 5: Solve for x
    x = 71,455,064,548,588,600/308,803,335.66
  6. Step 6: Final answer
    x = 231,393,434.91

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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.