Home / 111,890,120,045.10-167,831,298,288.45-28,044,585,120.30

Finding the Fourth Proportional to 111,890,120,045.10, 167,831,298,288.45 and 28,044,585,120.30

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Solution

The fourth proportional to 111,890,120,045.10, 167,831,298,288.45 and 28,044,585,120.30 is: 42,065,904,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,890,120,045.10 : 167,831,298,288.45 = 28,044,585,120.30 : x
  2. Step 2: Convert to fraction form
    111,890,120,045.10/167,831,298,288.45 = 28,044,585,120.30/x
  3. Step 3: Cross multiply
    111,890,120,045.10x = 167,831,298,288.45 × 28,044,585,120.30
  4. Step 4: Simplify right side
    111,890,120,045.10x = 4,706,759,130,700,896,010,240
  5. Step 5: Solve for x
    x = 4,706,759,130,700,896,010,240/111,890,120,045.10
  6. Step 6: Final answer
    x = 42,065,904,735.86

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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.