Home / 111,938,304-167,528,215.36-68,834,808.32

Finding the Fourth Proportional to 111,938,304, 167,528,215.36 and 68,834,808.32

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Solution

The fourth proportional to 111,938,304, 167,528,215.36 and 68,834,808.32 is: 103,019,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,938,304 : 167,528,215.36 = 68,834,808.32 : x
  2. Step 2: Convert to fraction form
    111,938,304/167,528,215.36 = 68,834,808.32/x
  3. Step 3: Cross multiply
    111,938,304x = 167,528,215.36 × 68,834,808.32
  4. Step 4: Simplify right side
    111,938,304x = 11,531,772,592,497,280
  5. Step 5: Solve for x
    x = 11,531,772,592,497,280/111,938,304
  6. Step 6: Final answer
    x = 103,019,004.04

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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.