Home / 70,168,136.54-105,270,140.95-27,025,756.16

Finding the Fourth Proportional to 70,168,136.54, 105,270,140.95 and 27,025,756.16

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Solution

The fourth proportional to 70,168,136.54, 105,270,140.95 and 27,025,756.16 is: 40,545,542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168,136.54 : 105,270,140.95 = 27,025,756.16 : x
  2. Step 2: Convert to fraction form
    70,168,136.54/105,270,140.95 = 27,025,756.16/x
  3. Step 3: Cross multiply
    70,168,136.54x = 105,270,140.95 × 27,025,756.16
  4. Step 4: Simplify right side
    70,168,136.54x = 2,845,005,159,649,616
  5. Step 5: Solve for x
    x = 2,845,005,159,649,616/70,168,136.54
  6. Step 6: Final answer
    x = 40,545,542.47

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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.