Home / 119,258,969-165,241,430.15-116,676,165.76

Finding the Fourth Proportional to 119,258,969, 165,241,430.15 and 116,676,165.76

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Solution

The fourth proportional to 119,258,969, 165,241,430.15 and 116,676,165.76 is: 161,662,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,258,969 : 165,241,430.15 = 116,676,165.76 : x
  2. Step 2: Convert to fraction form
    119,258,969/165,241,430.15 = 116,676,165.76/x
  3. Step 3: Cross multiply
    119,258,969x = 165,241,430.15 × 116,676,165.76
  4. Step 4: Simplify right side
    119,258,969x = 19,279,736,494,600,864
  5. Step 5: Solve for x
    x = 19,279,736,494,600,864/119,258,969
  6. Step 6: Final answer
    x = 161,662,780.22

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.