Home / 64,867,302.70-97,300,954.05-21,722,166.70

Finding the Fourth Proportional to 64,867,302.70, 97,300,954.05 and 21,722,166.70

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Solution

The fourth proportional to 64,867,302.70, 97,300,954.05 and 21,722,166.70 is: 32,583,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,867,302.70 : 97,300,954.05 = 21,722,166.70 : x
  2. Step 2: Convert to fraction form
    64,867,302.70/97,300,954.05 = 21,722,166.70/x
  3. Step 3: Cross multiply
    64,867,302.70x = 97,300,954.05 × 21,722,166.70
  4. Step 4: Simplify right side
    64,867,302.70x = 2,113,587,543,943,140
  5. Step 5: Solve for x
    x = 2,113,587,543,943,140/64,867,302.70
  6. Step 6: Final answer
    x = 32,583,250.05

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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.