Home / 118,820,807.37-178,196,634.51-46,021,351.05

Finding the Fourth Proportional to 118,820,807.37, 178,196,634.51 and 46,021,351.05

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Solution

The fourth proportional to 118,820,807.37, 178,196,634.51 and 46,021,351.05 is: 69,018,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,820,807.37 : 178,196,634.51 = 46,021,351.05 : x
  2. Step 2: Convert to fraction form
    118,820,807.37/178,196,634.51 = 46,021,351.05/x
  3. Step 3: Cross multiply
    118,820,807.37x = 178,196,634.51 × 46,021,351.05
  4. Step 4: Simplify right side
    118,820,807.37x = 8,200,849,872,713,254
  5. Step 5: Solve for x
    x = 8,200,849,872,713,254/118,820,807.37
  6. Step 6: Final answer
    x = 69,018,634.48

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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.