Home / 316,008,871.82-473,495,678.03-168,299,606.66

Finding the Fourth Proportional to 316,008,871.82, 473,495,678.03 and 168,299,606.66

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Solution

The fourth proportional to 316,008,871.82, 473,495,678.03 and 168,299,606.66 is: 252,173,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,008,871.82 : 473,495,678.03 = 168,299,606.66 : x
  2. Step 2: Convert to fraction form
    316,008,871.82/473,495,678.03 = 168,299,606.66/x
  3. Step 3: Cross multiply
    316,008,871.82x = 473,495,678.03 × 168,299,606.66
  4. Step 4: Simplify right side
    316,008,871.82x = 79,689,136,366,817,504
  5. Step 5: Solve for x
    x = 79,689,136,366,817,504/316,008,871.82
  6. Step 6: Final answer
    x = 252,173,731.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.