Home / 157,230,820.20-235,846,230.30-48,055,780.20

Finding the Fourth Proportional to 157,230,820.20, 235,846,230.30 and 48,055,780.20

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Solution

The fourth proportional to 157,230,820.20, 235,846,230.30 and 48,055,780.20 is: 72,083,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,230,820.20 : 235,846,230.30 = 48,055,780.20 : x
  2. Step 2: Convert to fraction form
    157,230,820.20/235,846,230.30 = 48,055,780.20/x
  3. Step 3: Cross multiply
    157,230,820.20x = 235,846,230.30 × 48,055,780.20
  4. Step 4: Simplify right side
    157,230,820.20x = 11,333,774,604,295,382
  5. Step 5: Solve for x
    x = 11,333,774,604,295,382/157,230,820.20
  6. Step 6: Final answer
    x = 72,083,670.30

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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.