Home / 154,886,802.84-213,735,673.44-85,258,584

Finding the Fourth Proportional to 154,886,802.84, 213,735,673.44 and 85,258,584

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Solution

The fourth proportional to 154,886,802.84, 213,735,673.44 and 85,258,584 is: 117,652,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,886,802.84 : 213,735,673.44 = 85,258,584 : x
  2. Step 2: Convert to fraction form
    154,886,802.84/213,735,673.44 = 85,258,584/x
  3. Step 3: Cross multiply
    154,886,802.84x = 213,735,673.44 × 85,258,584
  4. Step 4: Simplify right side
    154,886,802.84x = 18,222,800,867,780,808
  5. Step 5: Solve for x
    x = 18,222,800,867,780,808/154,886,802.84
  6. Step 6: Final answer
    x = 117,652,379.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.