Home / 615,533,913.99-923,357,630.25-201,012,907.64

Finding the Fourth Proportional to 615,533,913.99, 923,357,630.25 and 201,012,907.64

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Solution

The fourth proportional to 615,533,913.99, 923,357,630.25 and 201,012,907.64 is: 301,537,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,533,913.99 : 923,357,630.25 = 201,012,907.64 : x
  2. Step 2: Convert to fraction form
    615,533,913.99/923,357,630.25 = 201,012,907.64/x
  3. Step 3: Cross multiply
    615,533,913.99x = 923,357,630.25 × 201,012,907.64
  4. Step 4: Simplify right side
    615,533,913.99x = 185,606,802,043,515,712
  5. Step 5: Solve for x
    x = 185,606,802,043,515,712/615,533,913.99
  6. Step 6: Final answer
    x = 301,537,897.14

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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.