Home / 720,697,692.07-1,079,300,792.48-498,747,094.94

Finding the Fourth Proportional to 720,697,692.07, 1,079,300,792.48 and 498,747,094.94

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Solution

The fourth proportional to 720,697,692.07, 1,079,300,792.48 and 498,747,094.94 is: 746,912,527.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,697,692.07 : 1,079,300,792.48 = 498,747,094.94 : x
  2. Step 2: Convert to fraction form
    720,697,692.07/1,079,300,792.48 = 498,747,094.94/x
  3. Step 3: Cross multiply
    720,697,692.07x = 1,079,300,792.48 × 498,747,094.94
  4. Step 4: Simplify right side
    720,697,692.07x = 538,298,134,815,839,808
  5. Step 5: Solve for x
    x = 538,298,134,815,839,808/720,697,692.07
  6. Step 6: Final answer
    x = 746,912,527.59

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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.