Home / 163,920,018.20-245,712,065.70-95,727,608.60

Finding the Fourth Proportional to 163,920,018.20, 245,712,065.70 and 95,727,608.60

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Solution

The fourth proportional to 163,920,018.20, 245,712,065.70 and 95,727,608.60 is: 143,493,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,920,018.20 : 245,712,065.70 = 95,727,608.60 : x
  2. Step 2: Convert to fraction form
    163,920,018.20/245,712,065.70 = 95,727,608.60/x
  3. Step 3: Cross multiply
    163,920,018.20x = 245,712,065.70 × 95,727,608.60
  4. Step 4: Simplify right side
    163,920,018.20x = 23,521,428,453,627,084
  5. Step 5: Solve for x
    x = 23,521,428,453,627,084/163,920,018.20
  6. Step 6: Final answer
    x = 143,493,325.05

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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.