Home / 742,354,621.50-1,113,112,203.88-244,230,340.32

Finding the Fourth Proportional to 742,354,621.50, 1,113,112,203.88 and 244,230,340.32

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Solution

The fourth proportional to 742,354,621.50, 1,113,112,203.88 and 244,230,340.32 is: 366,207,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,354,621.50 : 1,113,112,203.88 = 244,230,340.32 : x
  2. Step 2: Convert to fraction form
    742,354,621.50/1,113,112,203.88 = 244,230,340.32/x
  3. Step 3: Cross multiply
    742,354,621.50x = 1,113,112,203.88 × 244,230,340.32
  4. Step 4: Simplify right side
    742,354,621.50x = 271,855,772,367,957,632
  5. Step 5: Solve for x
    x = 271,855,772,367,957,632/742,354,621.50
  6. Step 6: Final answer
    x = 366,207,422.29

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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.