Home / 405,671,353,763.80-608,526,599,824-133,389,574,362.10

Finding the Fourth Proportional to 405,671,353,763.80, 608,526,599,824 and 133,389,574,362.10

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Solution

The fourth proportional to 405,671,353,763.80, 608,526,599,824 and 133,389,574,362.10 is: 200,090,796,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,671,353,763.80 : 608,526,599,824 = 133,389,574,362.10 : x
  2. Step 2: Convert to fraction form
    405,671,353,763.80/608,526,599,824 = 133,389,574,362.10/x
  3. Step 3: Cross multiply
    405,671,353,763.80x = 608,526,599,824 × 133,389,574,362.10
  4. Step 4: Simplify right side
    405,671,353,763.80x = 81,171,104,138,539,319,689,216
  5. Step 5: Solve for x
    x = 81,171,104,138,539,319,689,216/405,671,353,763.80
  6. Step 6: Final answer
    x = 200,090,796,122.13

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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.