Home / 475,433,336.81-655,820,038.32-298,941,911.93

Finding the Fourth Proportional to 475,433,336.81, 655,820,038.32 and 298,941,911.93

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Solution

The fourth proportional to 475,433,336.81, 655,820,038.32 and 298,941,911.93 is: 412,365,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,433,336.81 : 655,820,038.32 = 298,941,911.93 : x
  2. Step 2: Convert to fraction form
    475,433,336.81/655,820,038.32 = 298,941,911.93/x
  3. Step 3: Cross multiply
    475,433,336.81x = 655,820,038.32 × 298,941,911.93
  4. Step 4: Simplify right side
    475,433,336.81x = 196,052,096,137,905,184
  5. Step 5: Solve for x
    x = 196,052,096,137,905,184/475,433,336.81
  6. Step 6: Final answer
    x = 412,365,059.32

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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.