Home / 194,169,849.60-291,254,774.40-117,977,491.20

Finding the Fourth Proportional to 194,169,849.60, 291,254,774.40 and 117,977,491.20

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Solution

The fourth proportional to 194,169,849.60, 291,254,774.40 and 117,977,491.20 is: 176,966,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,169,849.60 : 291,254,774.40 = 117,977,491.20 : x
  2. Step 2: Convert to fraction form
    194,169,849.60/291,254,774.40 = 117,977,491.20/x
  3. Step 3: Cross multiply
    194,169,849.60x = 291,254,774.40 × 117,977,491.20
  4. Step 4: Simplify right side
    194,169,849.60x = 34,361,507,583,733,984
  5. Step 5: Solve for x
    x = 34,361,507,583,733,984/194,169,849.60
  6. Step 6: Final answer
    x = 176,966,236.80

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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.