Home / 1,621,122,082.44-2,431,879,894.86-456,590,572.92

Finding the Fourth Proportional to 1,621,122,082.44, 2,431,879,894.86 and 456,590,572.92

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Solution

The fourth proportional to 1,621,122,082.44, 2,431,879,894.86 and 456,590,572.92 is: 684,941,280.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,122,082.44 : 2,431,879,894.86 = 456,590,572.92 : x
  2. Step 2: Convert to fraction form
    1,621,122,082.44/2,431,879,894.86 = 456,590,572.92/x
  3. Step 3: Cross multiply
    1,621,122,082.44x = 2,431,879,894.86 × 456,590,572.92
  4. Step 4: Simplify right side
    1,621,122,082.44x = 1,110,373,434,466,756,864
  5. Step 5: Solve for x
    x = 1,110,373,434,466,756,864/1,621,122,082.44
  6. Step 6: Final answer
    x = 684,941,280.18

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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.