Home / 190,861,045,271.10-286,291,567,906.65-84,630,347,187.30

Finding the Fourth Proportional to 190,861,045,271.10, 286,291,567,906.65 and 84,630,347,187.30

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Solution

The fourth proportional to 190,861,045,271.10, 286,291,567,906.65 and 84,630,347,187.30 is: 126,945,520,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,861,045,271.10 : 286,291,567,906.65 = 84,630,347,187.30 : x
  2. Step 2: Convert to fraction form
    190,861,045,271.10/286,291,567,906.65 = 84,630,347,187.30/x
  3. Step 3: Cross multiply
    190,861,045,271.10x = 286,291,567,906.65 × 84,630,347,187.30
  4. Step 4: Simplify right side
    190,861,045,271.10x = 24,228,954,788,736,266,141,696
  5. Step 5: Solve for x
    x = 24,228,954,788,736,266,141,696/190,861,045,271.10
  6. Step 6: Final answer
    x = 126,945,520,780.95

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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.