Home / 145,162,869.40-217,744,304.10-96,789,928.60

Finding the Fourth Proportional to 145,162,869.40, 217,744,304.10 and 96,789,928.60

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Solution

The fourth proportional to 145,162,869.40, 217,744,304.10 and 96,789,928.60 is: 145,184,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,162,869.40 : 217,744,304.10 = 96,789,928.60 : x
  2. Step 2: Convert to fraction form
    145,162,869.40/217,744,304.10 = 96,789,928.60/x
  3. Step 3: Cross multiply
    145,162,869.40x = 217,744,304.10 × 96,789,928.60
  4. Step 4: Simplify right side
    145,162,869.40x = 21,075,455,646,895,684
  5. Step 5: Solve for x
    x = 21,075,455,646,895,684/145,162,869.40
  6. Step 6: Final answer
    x = 145,184,892.90

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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.