Home / 476,889,312.69-715,334,024.52-149,390,346.42

Finding the Fourth Proportional to 476,889,312.69, 715,334,024.52 and 149,390,346.42

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Solution

The fourth proportional to 476,889,312.69, 715,334,024.52 and 149,390,346.42 is: 224,085,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,889,312.69 : 715,334,024.52 = 149,390,346.42 : x
  2. Step 2: Convert to fraction form
    476,889,312.69/715,334,024.52 = 149,390,346.42/x
  3. Step 3: Cross multiply
    476,889,312.69x = 715,334,024.52 × 149,390,346.42
  4. Step 4: Simplify right side
    476,889,312.69x = 106,863,997,729,055,568
  5. Step 5: Solve for x
    x = 106,863,997,729,055,568/476,889,312.69
  6. Step 6: Final answer
    x = 224,085,537.01

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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.