Home / 207,200,069.10-310,912,078.06-92,202,360.30

Finding the Fourth Proportional to 207,200,069.10, 310,912,078.06 and 92,202,360.30

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Solution

The fourth proportional to 207,200,069.10, 310,912,078.06 and 92,202,360.30 is: 138,353,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,200,069.10 : 310,912,078.06 = 92,202,360.30 : x
  2. Step 2: Convert to fraction form
    207,200,069.10/310,912,078.06 = 92,202,360.30/x
  3. Step 3: Cross multiply
    207,200,069.10x = 310,912,078.06 × 92,202,360.30
  4. Step 4: Simplify right side
    207,200,069.10x = 28,666,827,442,909,844
  5. Step 5: Solve for x
    x = 28,666,827,442,909,844/207,200,069.10
  6. Step 6: Final answer
    x = 138,353,368.16

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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.