Home / 112,949,153.16-169,495,400.48-48,253,444.88

Finding the Fourth Proportional to 112,949,153.16, 169,495,400.48 and 48,253,444.88

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Solution

The fourth proportional to 112,949,153.16, 169,495,400.48 and 48,253,444.88 is: 72,410,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,949,153.16 : 169,495,400.48 = 48,253,444.88 : x
  2. Step 2: Convert to fraction form
    112,949,153.16/169,495,400.48 = 48,253,444.88/x
  3. Step 3: Cross multiply
    112,949,153.16x = 169,495,400.48 × 48,253,444.88
  4. Step 4: Simplify right side
    112,949,153.16x = 8,178,736,964,475,205
  5. Step 5: Solve for x
    x = 8,178,736,964,475,205/112,949,153.16
  6. Step 6: Final answer
    x = 72,410,786.05

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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.