Home / 1,831,885,666.06-2,748,990,719.94-782,631,775.06

Finding the Fourth Proportional to 1,831,885,666.06, 2,748,990,719.94 and 782,631,775.06

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Solution

The fourth proportional to 1,831,885,666.06, 2,748,990,719.94 and 782,631,775.06 is: 1,174,444,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,885,666.06 : 2,748,990,719.94 = 782,631,775.06 : x
  2. Step 2: Convert to fraction form
    1,831,885,666.06/2,748,990,719.94 = 782,631,775.06/x
  3. Step 3: Cross multiply
    1,831,885,666.06x = 2,748,990,719.94 × 782,631,775.06
  4. Step 4: Simplify right side
    1,831,885,666.06x = 2,151,447,486,770,109,440
  5. Step 5: Solve for x
    x = 2,151,447,486,770,109,440/1,831,885,666.06
  6. Step 6: Final answer
    x = 1,174,444,195.20

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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.