Home / 764,097,408.16-1,054,448,084.63-429,571,421.75

Finding the Fourth Proportional to 764,097,408.16, 1,054,448,084.63 and 429,571,421.75

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Solution

The fourth proportional to 764,097,408.16, 1,054,448,084.63 and 429,571,421.75 is: 592,804,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,097,408.16 : 1,054,448,084.63 = 429,571,421.75 : x
  2. Step 2: Convert to fraction form
    764,097,408.16/1,054,448,084.63 = 429,571,421.75/x
  3. Step 3: Cross multiply
    764,097,408.16x = 1,054,448,084.63 × 429,571,421.75
  4. Step 4: Simplify right side
    764,097,408.16x = 452,960,762,873,846,912
  5. Step 5: Solve for x
    x = 452,960,762,873,846,912/764,097,408.16
  6. Step 6: Final answer
    x = 592,804,998.47

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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.