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Finding the Fourth Proportional to 223,574,401.60, 335,361,602.40 and 70,235,958.40

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Solution

The fourth proportional to 223,574,401.60, 335,361,602.40 and 70,235,958.40 is: 105,353,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,574,401.60 : 335,361,602.40 = 70,235,958.40 : x
  2. Step 2: Convert to fraction form
    223,574,401.60/335,361,602.40 = 70,235,958.40/x
  3. Step 3: Cross multiply
    223,574,401.60x = 335,361,602.40 × 70,235,958.40
  4. Step 4: Simplify right side
    223,574,401.60x = 23,554,443,555,123,740
  5. Step 5: Solve for x
    x = 23,554,443,555,123,740/223,574,401.60
  6. Step 6: Final answer
    x = 105,353,937.60

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1.5x scale

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.