Home / 109,845,343.20-164,768,014.80-104,806,495.20

Finding the Fourth Proportional to 109,845,343.20, 164,768,014.80 and 104,806,495.20

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Solution

The fourth proportional to 109,845,343.20, 164,768,014.80 and 104,806,495.20 is: 157,209,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,845,343.20 : 164,768,014.80 = 104,806,495.20 : x
  2. Step 2: Convert to fraction form
    109,845,343.20/164,768,014.80 = 104,806,495.20/x
  3. Step 3: Cross multiply
    109,845,343.20x = 164,768,014.80 × 104,806,495.20
  4. Step 4: Simplify right side
    109,845,343.20x = 17,268,758,152,249,730
  5. Step 5: Solve for x
    x = 17,268,758,152,249,730/109,845,343.20
  6. Step 6: Final answer
    x = 157,209,742.80

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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.