Home / 166,312,004.10-249,090,092.55-105,090,000.90

Finding the Fourth Proportional to 166,312,004.10, 249,090,092.55 and 105,090,000.90

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Solution

The fourth proportional to 166,312,004.10, 249,090,092.55 and 105,090,000.90 is: 157,396,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,312,004.10 : 249,090,092.55 = 105,090,000.90 : x
  2. Step 2: Convert to fraction form
    166,312,004.10/249,090,092.55 = 105,090,000.90/x
  3. Step 3: Cross multiply
    166,312,004.10x = 249,090,092.55 × 105,090,000.90
  4. Step 4: Simplify right side
    166,312,004.10x = 26,176,878,050,260,588
  5. Step 5: Solve for x
    x = 26,176,878,050,260,588/166,312,004.10
  6. Step 6: Final answer
    x = 157,396,203.55

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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.