Home / 98,112,341.80-147,168,512.70-29,946,176.20

Finding the Fourth Proportional to 98,112,341.80, 147,168,512.70 and 29,946,176.20

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Solution

The fourth proportional to 98,112,341.80, 147,168,512.70 and 29,946,176.20 is: 44,919,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,112,341.80 : 147,168,512.70 = 29,946,176.20 : x
  2. Step 2: Convert to fraction form
    98,112,341.80/147,168,512.70 = 29,946,176.20/x
  3. Step 3: Cross multiply
    98,112,341.80x = 147,168,512.70 × 29,946,176.20
  4. Step 4: Simplify right side
    98,112,341.80x = 4,407,134,212,406,137.50
  5. Step 5: Solve for x
    x = 4,407,134,212,406,137.50/98,112,341.80
  6. Step 6: Final answer
    x = 44,919,264.30

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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.