Home / 290,620,002.60-435,436,703.10-175,362,359.40

Finding the Fourth Proportional to 290,620,002.60, 435,436,703.10 and 175,362,359.40

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Solution

The fourth proportional to 290,620,002.60, 435,436,703.10 and 175,362,359.40 is: 262,745,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,620,002.60 : 435,436,703.10 = 175,362,359.40 : x
  2. Step 2: Convert to fraction form
    290,620,002.60/435,436,703.10 = 175,362,359.40/x
  3. Step 3: Cross multiply
    290,620,002.60x = 435,436,703.10 × 175,362,359.40
  4. Step 4: Simplify right side
    290,620,002.60x = 76,359,207,624,973,296
  5. Step 5: Solve for x
    x = 76,359,207,624,973,296/290,620,002.60
  6. Step 6: Final answer
    x = 262,745,877.58

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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.