Home / 69,411,152.34-104,117,098.41-20,888,674.02

Finding the Fourth Proportional to 69,411,152.34, 104,117,098.41 and 20,888,674.02

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Solution

The fourth proportional to 69,411,152.34, 104,117,098.41 and 20,888,674.02 is: 31,333,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,411,152.34 : 104,117,098.41 = 20,888,674.02 : x
  2. Step 2: Convert to fraction form
    69,411,152.34/104,117,098.41 = 20,888,674.02/x
  3. Step 3: Cross multiply
    69,411,152.34x = 104,117,098.41 × 20,888,674.02
  4. Step 4: Simplify right side
    69,411,152.34x = 2,174,868,128,594,750.25
  5. Step 5: Solve for x
    x = 2,174,868,128,594,750.25/69,411,152.34
  6. Step 6: Final answer
    x = 31,333,122.35

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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.