Home / 265,672,482.92-398,623,820.70-142,707,336.32

Finding the Fourth Proportional to 265,672,482.92, 398,623,820.70 and 142,707,336.32

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Solution

The fourth proportional to 265,672,482.92, 398,623,820.70 and 142,707,336.32 is: 214,122,829.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,672,482.92 : 398,623,820.70 = 142,707,336.32 : x
  2. Step 2: Convert to fraction form
    265,672,482.92/398,623,820.70 = 142,707,336.32/x
  3. Step 3: Cross multiply
    265,672,482.92x = 398,623,820.70 × 142,707,336.32
  4. Step 4: Simplify right side
    265,672,482.92x = 56,886,543,645,798,272
  5. Step 5: Solve for x
    x = 56,886,543,645,798,272/265,672,482.92
  6. Step 6: Final answer
    x = 214,122,829.06

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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.