Home / 161,525,273.40-242,287,910.10-75,235,001.40

Finding the Fourth Proportional to 161,525,273.40, 242,287,910.10 and 75,235,001.40

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Solution

The fourth proportional to 161,525,273.40, 242,287,910.10 and 75,235,001.40 is: 112,852,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,525,273.40 : 242,287,910.10 = 75,235,001.40 : x
  2. Step 2: Convert to fraction form
    161,525,273.40/242,287,910.10 = 75,235,001.40/x
  3. Step 3: Cross multiply
    161,525,273.40x = 242,287,910.10 × 75,235,001.40
  4. Step 4: Simplify right side
    161,525,273.40x = 18,228,531,255,576,576
  5. Step 5: Solve for x
    x = 18,228,531,255,576,576/161,525,273.40
  6. Step 6: Final answer
    x = 112,852,502.10

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1.5x scale

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.