Home / 173,864,605.20-260,964,869.40-105,840,157.20

Finding the Fourth Proportional to 173,864,605.20, 260,964,869.40 and 105,840,157.20

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Solution

The fourth proportional to 173,864,605.20, 260,964,869.40 and 105,840,157.20 is: 158,862,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,864,605.20 : 260,964,869.40 = 105,840,157.20 : x
  2. Step 2: Convert to fraction form
    173,864,605.20/260,964,869.40 = 105,840,157.20/x
  3. Step 3: Cross multiply
    173,864,605.20x = 260,964,869.40 × 105,840,157.20
  4. Step 4: Simplify right side
    173,864,605.20x = 27,620,562,800,973,472
  5. Step 5: Solve for x
    x = 27,620,562,800,973,472/173,864,605.20
  6. Step 6: Final answer
    x = 158,862,482.50

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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.