Home / 615,533,911.26-923,357,626.32-201,012,904.98

Finding the Fourth Proportional to 615,533,911.26, 923,357,626.32 and 201,012,904.98

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Solution

The fourth proportional to 615,533,911.26, 923,357,626.32 and 201,012,904.98 is: 301,537,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,533,911.26 : 923,357,626.32 = 201,012,904.98 : x
  2. Step 2: Convert to fraction form
    615,533,911.26/923,357,626.32 = 201,012,904.98/x
  3. Step 3: Cross multiply
    615,533,911.26x = 923,357,626.32 × 201,012,904.98
  4. Step 4: Simplify right side
    615,533,911.26x = 185,606,798,802,020,512
  5. Step 5: Solve for x
    x = 185,606,798,802,020,512/615,533,911.26
  6. Step 6: Final answer
    x = 301,537,893.21

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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.