Home / 144,147,106.47-216,248,478.35-47,076,717.81

Finding the Fourth Proportional to 144,147,106.47, 216,248,478.35 and 47,076,717.81

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Solution

The fourth proportional to 144,147,106.47, 216,248,478.35 and 47,076,717.81 is: 70,624,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,147,106.47 : 216,248,478.35 = 47,076,717.81 : x
  2. Step 2: Convert to fraction form
    144,147,106.47/216,248,478.35 = 47,076,717.81/x
  3. Step 3: Cross multiply
    144,147,106.47x = 216,248,478.35 × 47,076,717.81
  4. Step 4: Simplify right side
    144,147,106.47x = 10,180,268,591,889,462
  5. Step 5: Solve for x
    x = 10,180,268,591,889,462/144,147,106.47
  6. Step 6: Final answer
    x = 70,624,161.95

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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.