Home / 108,590,103.40-162,885,155.10-89,458,227.40

Finding the Fourth Proportional to 108,590,103.40, 162,885,155.10 and 89,458,227.40

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Solution

The fourth proportional to 108,590,103.40, 162,885,155.10 and 89,458,227.40 is: 134,187,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,590,103.40 : 162,885,155.10 = 89,458,227.40 : x
  2. Step 2: Convert to fraction form
    108,590,103.40/162,885,155.10 = 89,458,227.40/x
  3. Step 3: Cross multiply
    108,590,103.40x = 162,885,155.10 × 89,458,227.40
  4. Step 4: Simplify right side
    108,590,103.40x = 14,571,417,245,020,070
  5. Step 5: Solve for x
    x = 14,571,417,245,020,070/108,590,103.40
  6. Step 6: Final answer
    x = 134,187,341.10

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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.