Home / 18,802,455,174.80-28,203,682,762.20-13,292,474,886.80

Finding the Fourth Proportional to 18,802,455,174.80, 28,203,682,762.20 and 13,292,474,886.80

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Solution

The fourth proportional to 18,802,455,174.80, 28,203,682,762.20 and 13,292,474,886.80 is: 19,938,712,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802,455,174.80 : 28,203,682,762.20 = 13,292,474,886.80 : x
  2. Step 2: Convert to fraction form
    18,802,455,174.80/28,203,682,762.20 = 13,292,474,886.80/x
  3. Step 3: Cross multiply
    18,802,455,174.80x = 28,203,682,762.20 × 13,292,474,886.80
  4. Step 4: Simplify right side
    18,802,455,174.80x = 374,896,744,831,817,547,776
  5. Step 5: Solve for x
    x = 374,896,744,831,817,547,776/18,802,455,174.80
  6. Step 6: Final answer
    x = 19,938,712,330.20

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1.5x scale

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.