Home / 39,958,411,442.49-59,918,003,976.85-19,766,507,674.32

Finding the Fourth Proportional to 39,958,411,442.49, 59,918,003,976.85 and 19,766,507,674.32

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Solution

The fourth proportional to 39,958,411,442.49, 59,918,003,976.85 and 19,766,507,674.32 is: 29,640,059,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958,411,442.49 : 59,918,003,976.85 = 19,766,507,674.32 : x
  2. Step 2: Convert to fraction form
    39,958,411,442.49/59,918,003,976.85 = 19,766,507,674.32/x
  3. Step 3: Cross multiply
    39,958,411,442.49x = 59,918,003,976.85 × 19,766,507,674.32
  4. Step 4: Simplify right side
    39,958,411,442.49x = 1,184,369,685,438,420,746,240
  5. Step 5: Solve for x
    x = 1,184,369,685,438,420,746,240/39,958,411,442.49
  6. Step 6: Final answer
    x = 29,640,059,318.75

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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.