Home / 299,556,681,710.80-449,489,506,597.83-140,395,950,719.01

Finding the Fourth Proportional to 299,556,681,710.80, 449,489,506,597.83 and 140,395,950,719.01

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Solution

The fourth proportional to 299,556,681,710.80, 449,489,506,597.83 and 140,395,950,719.01 is: 210,666,329,512.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,556,681,710.80 : 449,489,506,597.83 = 140,395,950,719.01 : x
  2. Step 2: Convert to fraction form
    299,556,681,710.80/449,489,506,597.83 = 140,395,950,719.01/x
  3. Step 3: Cross multiply
    299,556,681,710.80x = 449,489,506,597.83 × 140,395,950,719.01
  4. Step 4: Simplify right side
    299,556,681,710.80x = 63,106,506,617,021,064,544,256
  5. Step 5: Solve for x
    x = 63,106,506,617,021,064,544,256/299,556,681,710.80
  6. Step 6: Final answer
    x = 210,666,329,512.71

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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.