Home / 150,345,521.40-225,518,282.10-73,818,017.40

Finding the Fourth Proportional to 150,345,521.40, 225,518,282.10 and 73,818,017.40

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Solution

The fourth proportional to 150,345,521.40, 225,518,282.10 and 73,818,017.40 is: 110,727,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,345,521.40 : 225,518,282.10 = 73,818,017.40 : x
  2. Step 2: Convert to fraction form
    150,345,521.40/225,518,282.10 = 73,818,017.40/x
  3. Step 3: Cross multiply
    150,345,521.40x = 225,518,282.10 × 73,818,017.40
  4. Step 4: Simplify right side
    150,345,521.40x = 16,647,312,472,075,910
  5. Step 5: Solve for x
    x = 16,647,312,472,075,910/150,345,521.40
  6. Step 6: Final answer
    x = 110,727,026.10

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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.