Home / 28,075,346,251,731-38,744,023,406,008-15,575,076,615,534

Finding the Fourth Proportional to 28,075,346,251,731, 38,744,023,406,008 and 15,575,076,615,534

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Solution

The fourth proportional to 28,075,346,251,731, 38,744,023,406,008 and 15,575,076,615,534 is: 21,493,631,014,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,075,346,251,731 : 38,744,023,406,008 = 15,575,076,615,534 : x
  2. Step 2: Convert to fraction form
    28,075,346,251,731/38,744,023,406,008 = 15,575,076,615,534/x
  3. Step 3: Cross multiply
    28,075,346,251,731x = 38,744,023,406,008 × 15,575,076,615,534
  4. Step 4: Simplify right side
    28,075,346,251,731x = 603,441,132,942,617,189,508,186,112
  5. Step 5: Solve for x
    x = 603,441,132,942,617,189,508,186,112/28,075,346,251,731
  6. Step 6: Final answer
    x = 21,493,631,014,627.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.