Home / 315,831,475.49-435,813,882.03-174,680,266.14

Finding the Fourth Proportional to 315,831,475.49, 435,813,882.03 and 174,680,266.14

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Solution

The fourth proportional to 315,831,475.49, 435,813,882.03 and 174,680,266.14 is: 241,040,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,831,475.49 : 435,813,882.03 = 174,680,266.14 : x
  2. Step 2: Convert to fraction form
    315,831,475.49/435,813,882.03 = 174,680,266.14/x
  3. Step 3: Cross multiply
    315,831,475.49x = 435,813,882.03 × 174,680,266.14
  4. Step 4: Simplify right side
    315,831,475.49x = 76,128,084,900,506,960
  5. Step 5: Solve for x
    x = 76,128,084,900,506,960/315,831,475.49
  6. Step 6: Final answer
    x = 241,040,209.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.