Home / 117,488,211-162,138,106.77-70,452,942.24

Finding the Fourth Proportional to 117,488,211, 162,138,106.77 and 70,452,942.24

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Solution

The fourth proportional to 117,488,211, 162,138,106.77 and 70,452,942.24 is: 97,227,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,488,211 : 162,138,106.77 = 70,452,942.24 : x
  2. Step 2: Convert to fraction form
    117,488,211/162,138,106.77 = 70,452,942.24/x
  3. Step 3: Cross multiply
    117,488,211x = 162,138,106.77 × 70,452,942.24
  4. Step 4: Simplify right side
    117,488,211x = 11,423,106,671,169,762
  5. Step 5: Solve for x
    x = 11,423,106,671,169,762/117,488,211
  6. Step 6: Final answer
    x = 97,227,684.16

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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.