Home / 150,316,271.28-207,362,740.86-130,442,142.48

Finding the Fourth Proportional to 150,316,271.28, 207,362,740.86 and 130,442,142.48

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Solution

The fourth proportional to 150,316,271.28, 207,362,740.86 and 130,442,142.48 is: 179,946,189.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,316,271.28 : 207,362,740.86 = 130,442,142.48 : x
  2. Step 2: Convert to fraction form
    150,316,271.28/207,362,740.86 = 130,442,142.48/x
  3. Step 3: Cross multiply
    150,316,271.28x = 207,362,740.86 × 130,442,142.48
  4. Step 4: Simplify right side
    150,316,271.28x = 27,048,840,188,303,440
  5. Step 5: Solve for x
    x = 27,048,840,188,303,440/150,316,271.28
  6. Step 6: Final answer
    x = 179,946,189.18

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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.