Home / 166,212,812.70-249,319,219.05-97,338,059.10

Finding the Fourth Proportional to 166,212,812.70, 249,319,219.05 and 97,338,059.10

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Solution

The fourth proportional to 166,212,812.70, 249,319,219.05 and 97,338,059.10 is: 146,007,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,812.70 : 249,319,219.05 = 97,338,059.10 : x
  2. Step 2: Convert to fraction form
    166,212,812.70/249,319,219.05 = 97,338,059.10/x
  3. Step 3: Cross multiply
    166,212,812.70x = 249,319,219.05 × 97,338,059.10
  4. Step 4: Simplify right side
    166,212,812.70x = 24,268,248,878,654,744
  5. Step 5: Solve for x
    x = 24,268,248,878,654,744/166,212,812.70
  6. Step 6: Final answer
    x = 146,007,088.65

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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.