Home / 67,320,128.60-100,980,192.90-59,006,029.40

Finding the Fourth Proportional to 67,320,128.60, 100,980,192.90 and 59,006,029.40

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Solution

The fourth proportional to 67,320,128.60, 100,980,192.90 and 59,006,029.40 is: 88,509,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,320,128.60 : 100,980,192.90 = 59,006,029.40 : x
  2. Step 2: Convert to fraction form
    67,320,128.60/100,980,192.90 = 59,006,029.40/x
  3. Step 3: Cross multiply
    67,320,128.60x = 100,980,192.90 × 59,006,029.40
  4. Step 4: Simplify right side
    67,320,128.60x = 5,958,440,231,075,071
  5. Step 5: Solve for x
    x = 5,958,440,231,075,071/67,320,128.60
  6. Step 6: Final answer
    x = 88,509,044.10

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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.