Home / 98,933,998.40-138,601,969.60-98,933,998.40

Finding the Fourth Proportional to 98,933,998.40, 138,601,969.60 and 98,933,998.40

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Solution

The fourth proportional to 98,933,998.40, 138,601,969.60 and 98,933,998.40 is: 138,601,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,933,998.40 : 138,601,969.60 = 98,933,998.40 : x
  2. Step 2: Convert to fraction form
    98,933,998.40/138,601,969.60 = 98,933,998.40/x
  3. Step 3: Cross multiply
    98,933,998.40x = 138,601,969.60 × 98,933,998.40
  4. Step 4: Simplify right side
    98,933,998.40x = 13,712,447,038,643,248
  5. Step 5: Solve for x
    x = 13,712,447,038,643,248/98,933,998.40
  6. Step 6: Final answer
    x = 138,601,969.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.