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Finding the Fourth Proportional to 98,435,007.90, 147,652,511.85 and 98,435,007.90

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Solution

The fourth proportional to 98,435,007.90, 147,652,511.85 and 98,435,007.90 is: 147,652,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,435,007.90 : 147,652,511.85 = 98,435,007.90 : x
  2. Step 2: Convert to fraction form
    98,435,007.90/147,652,511.85 = 98,435,007.90/x
  3. Step 3: Cross multiply
    98,435,007.90x = 147,652,511.85 × 98,435,007.90
  4. Step 4: Simplify right side
    98,435,007.90x = 14,534,176,170,409,594
  5. Step 5: Solve for x
    x = 14,534,176,170,409,594/98,435,007.90
  6. Step 6: Final answer
    x = 147,652,511.85

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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.