Home / 341,426,653.80-512,140,768.02-196,805,417.64

Finding the Fourth Proportional to 341,426,653.80, 512,140,768.02 and 196,805,417.64

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Solution

The fourth proportional to 341,426,653.80, 512,140,768.02 and 196,805,417.64 is: 295,208,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,426,653.80 : 512,140,768.02 = 196,805,417.64 : x
  2. Step 2: Convert to fraction form
    341,426,653.80/512,140,768.02 = 196,805,417.64/x
  3. Step 3: Cross multiply
    341,426,653.80x = 512,140,768.02 × 196,805,417.64
  4. Step 4: Simplify right side
    341,426,653.80x = 100,792,077,740,646,448
  5. Step 5: Solve for x
    x = 100,792,077,740,646,448/341,426,653.80
  6. Step 6: Final answer
    x = 295,208,580.29

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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.