Home / 108,634,742.40-162,952,113.60-51,239,114.40

Finding the Fourth Proportional to 108,634,742.40, 162,952,113.60 and 51,239,114.40

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Solution

The fourth proportional to 108,634,742.40, 162,952,113.60 and 51,239,114.40 is: 76,858,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,634,742.40 : 162,952,113.60 = 51,239,114.40 : x
  2. Step 2: Convert to fraction form
    108,634,742.40/162,952,113.60 = 51,239,114.40/x
  3. Step 3: Cross multiply
    108,634,742.40x = 162,952,113.60 × 51,239,114.40
  4. Step 4: Simplify right side
    108,634,742.40x = 8,349,521,990,472,195
  5. Step 5: Solve for x
    x = 8,349,521,990,472,195/108,634,742.40
  6. Step 6: Final answer
    x = 76,858,671.60

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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.