Home / 389,634,844,481.93-584,043,143,603.74-131,095,838,499.74

Finding the Fourth Proportional to 389,634,844,481.93, 584,043,143,603.74 and 131,095,838,499.74

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Solution

The fourth proportional to 389,634,844,481.93, 584,043,143,603.74 and 131,095,838,499.74 is: 196,506,104,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,634,844,481.93 : 584,043,143,603.74 = 131,095,838,499.74 : x
  2. Step 2: Convert to fraction form
    389,634,844,481.93/584,043,143,603.74 = 131,095,838,499.74/x
  3. Step 3: Cross multiply
    389,634,844,481.93x = 584,043,143,603.74 × 131,095,838,499.74
  4. Step 4: Simplify right side
    389,634,844,481.93x = 76,565,625,630,756,349,935,616
  5. Step 5: Solve for x
    x = 76,565,625,630,756,349,935,616/389,634,844,481.93
  6. Step 6: Final answer
    x = 196,506,104,921.29

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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.