Home / 19,685,338,436.86-29,528,084,262.93-4,762,480,058.44

Finding the Fourth Proportional to 19,685,338,436.86, 29,528,084,262.93 and 4,762,480,058.44

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Solution

The fourth proportional to 19,685,338,436.86, 29,528,084,262.93 and 4,762,480,058.44 is: 7,143,738,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685,338,436.86 : 29,528,084,262.93 = 4,762,480,058.44 : x
  2. Step 2: Convert to fraction form
    19,685,338,436.86/29,528,084,262.93 = 4,762,480,058.44/x
  3. Step 3: Cross multiply
    19,685,338,436.86x = 29,528,084,262.93 × 4,762,480,058.44
  4. Step 4: Simplify right side
    19,685,338,436.86x = 140,626,912,466,140,102,656
  5. Step 5: Solve for x
    x = 140,626,912,466,140,102,656/19,685,338,436.86
  6. Step 6: Final answer
    x = 7,143,738,621.37

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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.