Home / 3,915,985,579.84-5,872,254,662.40-2,075,307,002.56

Finding the Fourth Proportional to 3,915,985,579.84, 5,872,254,662.40 and 2,075,307,002.56

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Solution

The fourth proportional to 3,915,985,579.84, 5,872,254,662.40 and 2,075,307,002.56 is: 3,112,047,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,985,579.84 : 5,872,254,662.40 = 2,075,307,002.56 : x
  2. Step 2: Convert to fraction form
    3,915,985,579.84/5,872,254,662.40 = 2,075,307,002.56/x
  3. Step 3: Cross multiply
    3,915,985,579.84x = 5,872,254,662.40 × 2,075,307,002.56
  4. Step 4: Simplify right side
    3,915,985,579.84x = 12,186,731,221,694,326,784
  5. Step 5: Solve for x
    x = 12,186,731,221,694,326,784/3,915,985,579.84
  6. Step 6: Final answer
    x = 3,112,047,011.72

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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.