Home / 93,197,561.23-128,612,776.22-51,943,567.87

Finding the Fourth Proportional to 93,197,561.23, 128,612,776.22 and 51,943,567.87

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Solution

The fourth proportional to 93,197,561.23, 128,612,776.22 and 51,943,567.87 is: 71,682,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,197,561.23 : 128,612,776.22 = 51,943,567.87 : x
  2. Step 2: Convert to fraction form
    93,197,561.23/128,612,776.22 = 51,943,567.87/x
  3. Step 3: Cross multiply
    93,197,561.23x = 128,612,776.22 × 51,943,567.87
  4. Step 4: Simplify right side
    93,197,561.23x = 6,680,606,470,532,692
  5. Step 5: Solve for x
    x = 6,680,606,470,532,692/93,197,561.23
  6. Step 6: Final answer
    x = 71,682,202.65

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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.