Home / 1,607,663,792.96-2,410,667,684.56-721,589,543.18

Finding the Fourth Proportional to 1,607,663,792.96, 2,410,667,684.56 and 721,589,543.18

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Solution

The fourth proportional to 1,607,663,792.96, 2,410,667,684.56 and 721,589,543.18 is: 1,082,012,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,663,792.96 : 2,410,667,684.56 = 721,589,543.18 : x
  2. Step 2: Convert to fraction form
    1,607,663,792.96/2,410,667,684.56 = 721,589,543.18/x
  3. Step 3: Cross multiply
    1,607,663,792.96x = 2,410,667,684.56 × 721,589,543.18
  4. Step 4: Simplify right side
    1,607,663,792.96x = 1,739,512,593,248,385,280
  5. Step 5: Solve for x
    x = 1,739,512,593,248,385,280/1,607,663,792.96
  6. Step 6: Final answer
    x = 1,082,012,670.10

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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.