Home / 99,793,832.40-149,690,748.60-98,450,139.60

Finding the Fourth Proportional to 99,793,832.40, 149,690,748.60 and 98,450,139.60

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Solution

The fourth proportional to 99,793,832.40, 149,690,748.60 and 98,450,139.60 is: 147,675,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793,832.40 : 149,690,748.60 = 98,450,139.60 : x
  2. Step 2: Convert to fraction form
    99,793,832.40/149,690,748.60 = 98,450,139.60/x
  3. Step 3: Cross multiply
    99,793,832.40x = 149,690,748.60 × 98,450,139.60
  4. Step 4: Simplify right side
    99,793,832.40x = 14,737,075,096,498,504
  5. Step 5: Solve for x
    x = 14,737,075,096,498,504/99,793,832.40
  6. Step 6: Final answer
    x = 147,675,209.40

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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.