Home / 248,343,482.39-342,721,770.65-142,516,258.25

Finding the Fourth Proportional to 248,343,482.39, 342,721,770.65 and 142,516,258.25

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Solution

The fourth proportional to 248,343,482.39, 342,721,770.65 and 142,516,258.25 is: 196,676,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,343,482.39 : 342,721,770.65 = 142,516,258.25 : x
  2. Step 2: Convert to fraction form
    248,343,482.39/342,721,770.65 = 142,516,258.25/x
  3. Step 3: Cross multiply
    248,343,482.39x = 342,721,770.65 × 142,516,258.25
  4. Step 4: Simplify right side
    248,343,482.39x = 48,843,424,373,852,664
  5. Step 5: Solve for x
    x = 48,843,424,373,852,664/248,343,482.39
  6. Step 6: Final answer
    x = 196,676,892.44

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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.