Home / 207,449,948.31-286,297,248.06-118,145,668.79

Finding the Fourth Proportional to 207,449,948.31, 286,297,248.06 and 118,145,668.79

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Solution

The fourth proportional to 207,449,948.31, 286,297,248.06 and 118,145,668.79 is: 163,050,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,449,948.31 : 286,297,248.06 = 118,145,668.79 : x
  2. Step 2: Convert to fraction form
    207,449,948.31/286,297,248.06 = 118,145,668.79/x
  3. Step 3: Cross multiply
    207,449,948.31x = 286,297,248.06 × 118,145,668.79
  4. Step 4: Simplify right side
    207,449,948.31x = 33,824,779,843,353,744
  5. Step 5: Solve for x
    x = 33,824,779,843,353,744/207,449,948.31
  6. Step 6: Final answer
    x = 163,050,317.05

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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.