Home / 194,353,862.40-291,306,844.80-79,262,841.60

Finding the Fourth Proportional to 194,353,862.40, 291,306,844.80 and 79,262,841.60

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Solution

The fourth proportional to 194,353,862.40, 291,306,844.80 and 79,262,841.60 is: 118,802,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,353,862.40 : 291,306,844.80 = 79,262,841.60 : x
  2. Step 2: Convert to fraction form
    194,353,862.40/291,306,844.80 = 79,262,841.60/x
  3. Step 3: Cross multiply
    194,353,862.40x = 291,306,844.80 × 79,262,841.60
  4. Step 4: Simplify right side
    194,353,862.40x = 23,089,808,296,378,184
  5. Step 5: Solve for x
    x = 23,089,808,296,378,184/194,353,862.40
  6. Step 6: Final answer
    x = 118,802,929.93

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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.