Home / 117,090,479.66-175,518,802.47-78,261,636.02

Finding the Fourth Proportional to 117,090,479.66, 175,518,802.47 and 78,261,636.02

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Solution

The fourth proportional to 117,090,479.66, 175,518,802.47 and 78,261,636.02 is: 117,314,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,090,479.66 : 175,518,802.47 = 78,261,636.02 : x
  2. Step 2: Convert to fraction form
    117,090,479.66/175,518,802.47 = 78,261,636.02/x
  3. Step 3: Cross multiply
    117,090,479.66x = 175,518,802.47 × 78,261,636.02
  4. Step 4: Simplify right side
    117,090,479.66x = 13,736,388,633,573,416
  5. Step 5: Solve for x
    x = 13,736,388,633,573,416/117,090,479.66
  6. Step 6: Final answer
    x = 117,314,308.33

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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.