Home / 229,096,397.39-316,163,439.18-135,014,515.07

Finding the Fourth Proportional to 229,096,397.39, 316,163,439.18 and 135,014,515.07

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Solution

The fourth proportional to 229,096,397.39, 316,163,439.18 and 135,014,515.07 is: 186,326,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,096,397.39 : 316,163,439.18 = 135,014,515.07 : x
  2. Step 2: Convert to fraction form
    229,096,397.39/316,163,439.18 = 135,014,515.07/x
  3. Step 3: Cross multiply
    229,096,397.39x = 316,163,439.18 × 135,014,515.07
  4. Step 4: Simplify right side
    229,096,397.39x = 42,686,653,423,751,136
  5. Step 5: Solve for x
    x = 42,686,653,423,751,136/229,096,397.39
  6. Step 6: Final answer
    x = 186,326,166.23

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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.