Home / 114,032,038.32-157,494,120.41-77,298,836.40

Finding the Fourth Proportional to 114,032,038.32, 157,494,120.41 and 77,298,836.40

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Solution

The fourth proportional to 114,032,038.32, 157,494,120.41 and 77,298,836.40 is: 106,760,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,032,038.32 : 157,494,120.41 = 77,298,836.40 : x
  2. Step 2: Convert to fraction form
    114,032,038.32/157,494,120.41 = 77,298,836.40/x
  3. Step 3: Cross multiply
    114,032,038.32x = 157,494,120.41 × 77,298,836.40
  4. Step 4: Simplify right side
    114,032,038.32x = 12,174,112,247,147,998
  5. Step 5: Solve for x
    x = 12,174,112,247,147,998/114,032,038.32
  6. Step 6: Final answer
    x = 106,760,454.57

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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.