Home / 137,973,591.60-190,355,474.08-88,441,278.32

Finding the Fourth Proportional to 137,973,591.60, 190,355,474.08 and 88,441,278.32

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Solution

The fourth proportional to 137,973,591.60, 190,355,474.08 and 88,441,278.32 is: 122,018,143.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,973,591.60 : 190,355,474.08 = 88,441,278.32 : x
  2. Step 2: Convert to fraction form
    137,973,591.60/190,355,474.08 = 88,441,278.32/x
  3. Step 3: Cross multiply
    137,973,591.60x = 190,355,474.08 × 88,441,278.32
  4. Step 4: Simplify right side
    137,973,591.60x = 16,835,281,462,844,826
  5. Step 5: Solve for x
    x = 16,835,281,462,844,826/137,973,591.60
  6. Step 6: Final answer
    x = 122,018,143.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.