Home / 293,806,520.40-440,709,780.60-89,334,267.60

Finding the Fourth Proportional to 293,806,520.40, 440,709,780.60 and 89,334,267.60

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Solution

The fourth proportional to 293,806,520.40, 440,709,780.60 and 89,334,267.60 is: 134,001,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,806,520.40 : 440,709,780.60 = 89,334,267.60 : x
  2. Step 2: Convert to fraction form
    293,806,520.40/440,709,780.60 = 89,334,267.60/x
  3. Step 3: Cross multiply
    293,806,520.40x = 440,709,780.60 × 89,334,267.60
  4. Step 4: Simplify right side
    293,806,520.40x = 39,370,485,474,057,688
  5. Step 5: Solve for x
    x = 39,370,485,474,057,688/293,806,520.40
  6. Step 6: Final answer
    x = 134,001,401.40

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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.