Home / 153,472,029.72-230,371,923.78-66,076,827

Finding the Fourth Proportional to 153,472,029.72, 230,371,923.78 and 66,076,827

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Solution

The fourth proportional to 153,472,029.72, 230,371,923.78 and 66,076,827 is: 99,185,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,472,029.72 : 230,371,923.78 = 66,076,827 : x
  2. Step 2: Convert to fraction form
    153,472,029.72/230,371,923.78 = 66,076,827/x
  3. Step 3: Cross multiply
    153,472,029.72x = 230,371,923.78 × 66,076,827
  4. Step 4: Simplify right side
    153,472,029.72x = 15,222,245,753,268,246
  5. Step 5: Solve for x
    x = 15,222,245,753,268,246/153,472,029.72
  6. Step 6: Final answer
    x = 99,185,798.10

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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.