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Finding the Fourth Proportional to 98,415,200.90, 147,622,801.36 and 98,415,200.90

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Solution

The fourth proportional to 98,415,200.90, 147,622,801.36 and 98,415,200.90 is: 147,622,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,200.90 : 147,622,801.36 = 98,415,200.90 : x
  2. Step 2: Convert to fraction form
    98,415,200.90/147,622,801.36 = 98,415,200.90/x
  3. Step 3: Cross multiply
    98,415,200.90x = 147,622,801.36 × 98,415,200.90
  4. Step 4: Simplify right side
    98,415,200.90x = 14,528,327,653,265,196
  5. Step 5: Solve for x
    x = 14,528,327,653,265,196/98,415,200.90
  6. Step 6: Final answer
    x = 147,622,801.36

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Double scale
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Similar ratio
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1.5x scale

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.