Home / 117,090,497.16-175,518,828.72-78,261,653.52

Finding the Fourth Proportional to 117,090,497.16, 175,518,828.72 and 78,261,653.52

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Solution

The fourth proportional to 117,090,497.16, 175,518,828.72 and 78,261,653.52 is: 117,314,334.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,090,497.16 : 175,518,828.72 = 78,261,653.52 : x
  2. Step 2: Convert to fraction form
    117,090,497.16/175,518,828.72 = 78,261,653.52/x
  3. Step 3: Cross multiply
    117,090,497.16x = 175,518,828.72 × 78,261,653.52
  4. Step 4: Simplify right side
    117,090,497.16x = 13,736,393,759,520,864
  5. Step 5: Solve for x
    x = 13,736,393,759,520,864/117,090,497.16
  6. Step 6: Final answer
    x = 117,314,334.58

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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.