Home / 163,912,266.30-245,868,399.45-154,506,416.70

Finding the Fourth Proportional to 163,912,266.30, 245,868,399.45 and 154,506,416.70

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Solution

The fourth proportional to 163,912,266.30, 245,868,399.45 and 154,506,416.70 is: 231,759,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,912,266.30 : 245,868,399.45 = 154,506,416.70 : x
  2. Step 2: Convert to fraction form
    163,912,266.30/245,868,399.45 = 154,506,416.70/x
  3. Step 3: Cross multiply
    163,912,266.30x = 245,868,399.45 × 154,506,416.70
  4. Step 4: Simplify right side
    163,912,266.30x = 37,988,245,378,783,744
  5. Step 5: Solve for x
    x = 37,988,245,378,783,744/163,912,266.30
  6. Step 6: Final answer
    x = 231,759,625.05

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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.