Home / 117,488,112.25-162,137,970.54-70,452,843.51

Finding the Fourth Proportional to 117,488,112.25, 162,137,970.54 and 70,452,843.51

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Solution

The fourth proportional to 117,488,112.25, 162,137,970.54 and 70,452,843.51 is: 97,227,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,488,112.25 : 162,137,970.54 = 70,452,843.51 : x
  2. Step 2: Convert to fraction form
    117,488,112.25/162,137,970.54 = 70,452,843.51/x
  3. Step 3: Cross multiply
    117,488,112.25x = 162,137,970.54 × 70,452,843.51
  4. Step 4: Simplify right side
    117,488,112.25x = 11,423,081,065,229,824
  5. Step 5: Solve for x
    x = 11,423,081,065,229,824/117,488,112.25
  6. Step 6: Final answer
    x = 97,227,547.93

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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.