Home / 166,464,020.40-249,696,030.60-146,308,628.40

Finding the Fourth Proportional to 166,464,020.40, 249,696,030.60 and 146,308,628.40

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Solution

The fourth proportional to 166,464,020.40, 249,696,030.60 and 146,308,628.40 is: 219,462,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,464,020.40 : 249,696,030.60 = 146,308,628.40 : x
  2. Step 2: Convert to fraction form
    166,464,020.40/249,696,030.60 = 146,308,628.40/x
  3. Step 3: Cross multiply
    166,464,020.40x = 249,696,030.60 × 146,308,628.40
  4. Step 4: Simplify right side
    166,464,020.40x = 36,532,683,754,010,432
  5. Step 5: Solve for x
    x = 36,532,683,754,010,432/166,464,020.40
  6. Step 6: Final answer
    x = 219,462,942.60

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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.