Home / 284,544,874.69-392,551,686.95-190,489,324.87

Finding the Fourth Proportional to 284,544,874.69, 392,551,686.95 and 190,489,324.87

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Solution

The fourth proportional to 284,544,874.69, 392,551,686.95 and 190,489,324.87 is: 262,794,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,544,874.69 : 392,551,686.95 = 190,489,324.87 : x
  2. Step 2: Convert to fraction form
    284,544,874.69/392,551,686.95 = 190,489,324.87/x
  3. Step 3: Cross multiply
    284,544,874.69x = 392,551,686.95 × 190,489,324.87
  4. Step 4: Simplify right side
    284,544,874.69x = 74,776,905,824,312,112
  5. Step 5: Solve for x
    x = 74,776,905,824,312,112/284,544,874.69
  6. Step 6: Final answer
    x = 262,794,773.25

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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.