Home / 897,451,890.66-1,346,254,905.87-315,136,080.18

Finding the Fourth Proportional to 897,451,890.66, 1,346,254,905.87 and 315,136,080.18

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Solution

The fourth proportional to 897,451,890.66, 1,346,254,905.87 and 315,136,080.18 is: 472,731,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,451,890.66 : 1,346,254,905.87 = 315,136,080.18 : x
  2. Step 2: Convert to fraction form
    897,451,890.66/1,346,254,905.87 = 315,136,080.18/x
  3. Step 3: Cross multiply
    897,451,890.66x = 1,346,254,905.87 × 315,136,080.18
  4. Step 4: Simplify right side
    897,451,890.66x = 424,253,493,958,966,656
  5. Step 5: Solve for x
    x = 424,253,493,958,966,656/897,451,890.66
  6. Step 6: Final answer
    x = 472,731,183.00

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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.