Home / 108,590,078.40-162,885,117.60-89,458,202.40

Finding the Fourth Proportional to 108,590,078.40, 162,885,117.60 and 89,458,202.40

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Solution

The fourth proportional to 108,590,078.40, 162,885,117.60 and 89,458,202.40 is: 134,187,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,590,078.40 : 162,885,117.60 = 89,458,202.40 : x
  2. Step 2: Convert to fraction form
    108,590,078.40/162,885,117.60 = 89,458,202.40/x
  3. Step 3: Cross multiply
    108,590,078.40x = 162,885,117.60 × 89,458,202.40
  4. Step 4: Simplify right side
    108,590,078.40x = 14,571,409,818,208,602
  5. Step 5: Solve for x
    x = 14,571,409,818,208,602/108,590,078.40
  6. Step 6: Final answer
    x = 134,187,303.60

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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.