Home / 117,552,707.88-162,156,520.32-70,497,235.32

Finding the Fourth Proportional to 117,552,707.88, 162,156,520.32 and 70,497,235.32

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Solution

The fourth proportional to 117,552,707.88, 162,156,520.32 and 70,497,235.32 is: 97,246,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,552,707.88 : 162,156,520.32 = 70,497,235.32 : x
  2. Step 2: Convert to fraction form
    117,552,707.88/162,156,520.32 = 70,497,235.32/x
  3. Step 3: Cross multiply
    117,552,707.88x = 162,156,520.32 × 70,497,235.32
  4. Step 4: Simplify right side
    117,552,707.88x = 11,431,586,371,671,400
  5. Step 5: Solve for x
    x = 11,431,586,371,671,400/117,552,707.88
  6. Step 6: Final answer
    x = 97,246,474.18

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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.