Home / 410,153,020,603.20-614,739,754,879.20-171,387,208,123.20

Finding the Fourth Proportional to 410,153,020,603.20, 614,739,754,879.20 and 171,387,208,123.20

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Solution

The fourth proportional to 410,153,020,603.20, 614,739,754,879.20 and 171,387,208,123.20 is: 256,876,153,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,153,020,603.20 : 614,739,754,879.20 = 171,387,208,123.20 : x
  2. Step 2: Convert to fraction form
    410,153,020,603.20/614,739,754,879.20 = 171,387,208,123.20/x
  3. Step 3: Cross multiply
    410,153,020,603.20x = 614,739,754,879.20 × 171,387,208,123.20
  4. Step 4: Simplify right side
    410,153,020,603.20x = 105,358,530,311,086,403,485,696
  5. Step 5: Solve for x
    x = 105,358,530,311,086,403,485,696/410,153,020,603.20
  6. Step 6: Final answer
    x = 256,876,153,578.34

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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.