Home / 109,131,257,756.16-150,601,369,100.40-61,607,677,772.16

Finding the Fourth Proportional to 109,131,257,756.16, 150,601,369,100.40 and 61,607,677,772.16

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Solution

The fourth proportional to 109,131,257,756.16, 150,601,369,100.40 and 61,607,677,772.16 is: 85,018,727,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,131,257,756.16 : 150,601,369,100.40 = 61,607,677,772.16 : x
  2. Step 2: Convert to fraction form
    109,131,257,756.16/150,601,369,100.40 = 61,607,677,772.16/x
  3. Step 3: Cross multiply
    109,131,257,756.16x = 150,601,369,100.40 × 61,607,677,772.16
  4. Step 4: Simplify right side
    109,131,257,756.16x = 9,278,200,619,583,576,997,888
  5. Step 5: Solve for x
    x = 9,278,200,619,583,576,997,888/109,131,257,756.16
  6. Step 6: Final answer
    x = 85,018,727,084.72

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1.5x scale

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.