Home / 340,079,207,384.53-469,306,517,151.41-185,754,985,313.80

Finding the Fourth Proportional to 340,079,207,384.53, 469,306,517,151.41 and 185,754,985,313.80

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Solution

The fourth proportional to 340,079,207,384.53, 469,306,517,151.41 and 185,754,985,313.80 is: 256,340,356,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,079,207,384.53 : 469,306,517,151.41 = 185,754,985,313.80 : x
  2. Step 2: Convert to fraction form
    340,079,207,384.53/469,306,517,151.41 = 185,754,985,313.80/x
  3. Step 3: Cross multiply
    340,079,207,384.53x = 469,306,517,151.41 × 185,754,985,313.80
  4. Step 4: Simplify right side
    340,079,207,384.53x = 87,176,025,201,130,776,559,616
  5. Step 5: Solve for x
    x = 87,176,025,201,130,776,559,616/340,079,207,384.53
  6. Step 6: Final answer
    x = 256,340,356,329.28

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1.5x scale

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.