Home / 1,361,441,456,482.60-2,042,520,371,484.30-489,263,356,337.48

Finding the Fourth Proportional to 1,361,441,456,482.60, 2,042,520,371,484.30 and 489,263,356,337.48

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Solution

The fourth proportional to 1,361,441,456,482.60, 2,042,520,371,484.30 and 489,263,356,337.48 is: 734,023,756,645.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,441,456,482.60 : 2,042,520,371,484.30 = 489,263,356,337.48 : x
  2. Step 2: Convert to fraction form
    1,361,441,456,482.60/2,042,520,371,484.30 = 489,263,356,337.48/x
  3. Step 3: Cross multiply
    1,361,441,456,482.60x = 2,042,520,371,484.30 × 489,263,356,337.48
  4. Step 4: Simplify right side
    1,361,441,456,482.60x = 999,330,372,340,085,145,206,784
  5. Step 5: Solve for x
    x = 999,330,372,340,085,145,206,784/1,361,441,456,482.60
  6. Step 6: Final answer
    x = 734,023,756,645.36

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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.