Home / 1,210,074,355.20-1,815,111,532.80-1,183,200,499.20

Finding the Fourth Proportional to 1,210,074,355.20, 1,815,111,532.80 and 1,183,200,499.20

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Solution

The fourth proportional to 1,210,074,355.20, 1,815,111,532.80 and 1,183,200,499.20 is: 1,774,800,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,074,355.20 : 1,815,111,532.80 = 1,183,200,499.20 : x
  2. Step 2: Convert to fraction form
    1,210,074,355.20/1,815,111,532.80 = 1,183,200,499.20/x
  3. Step 3: Cross multiply
    1,210,074,355.20x = 1,815,111,532.80 × 1,183,200,499.20
  4. Step 4: Simplify right side
    1,210,074,355.20x = 2,147,640,871,712,637,184
  5. Step 5: Solve for x
    x = 2,147,640,871,712,637,184/1,210,074,355.20
  6. Step 6: Final answer
    x = 1,774,800,748.80

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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.