Home / 389,634,844,483.67-584,043,143,606.35-131,095,838,501.49

Finding the Fourth Proportional to 389,634,844,483.67, 584,043,143,606.35 and 131,095,838,501.49

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Solution

The fourth proportional to 389,634,844,483.67, 584,043,143,606.35 and 131,095,838,501.49 is: 196,506,104,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,634,844,483.67 : 584,043,143,606.35 = 131,095,838,501.49 : x
  2. Step 2: Convert to fraction form
    389,634,844,483.67/584,043,143,606.35 = 131,095,838,501.49/x
  3. Step 3: Cross multiply
    389,634,844,483.67x = 584,043,143,606.35 × 131,095,838,501.49
  4. Step 4: Simplify right side
    389,634,844,483.67x = 76,565,625,632,120,589,254,656
  5. Step 5: Solve for x
    x = 76,565,625,632,120,589,254,656/389,634,844,483.67
  6. Step 6: Final answer
    x = 196,506,104,923.91

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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.