Home / 166,035,365.40-249,053,048.10-105,718,488.60

Finding the Fourth Proportional to 166,035,365.40, 249,053,048.10 and 105,718,488.60

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Solution

The fourth proportional to 166,035,365.40, 249,053,048.10 and 105,718,488.60 is: 158,577,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,035,365.40 : 249,053,048.10 = 105,718,488.60 : x
  2. Step 2: Convert to fraction form
    166,035,365.40/249,053,048.10 = 105,718,488.60/x
  3. Step 3: Cross multiply
    166,035,365.40x = 249,053,048.10 × 105,718,488.60
  4. Step 4: Simplify right side
    166,035,365.40x = 26,329,511,826,355,100
  5. Step 5: Solve for x
    x = 26,329,511,826,355,100/166,035,365.40
  6. Step 6: Final answer
    x = 158,577,732.90

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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.