Home / 764,097,407.32-1,054,448,083.47-429,571,420.90

Finding the Fourth Proportional to 764,097,407.32, 1,054,448,083.47 and 429,571,420.90

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Solution

The fourth proportional to 764,097,407.32, 1,054,448,083.47 and 429,571,420.90 is: 592,804,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,097,407.32 : 1,054,448,083.47 = 429,571,420.90 : x
  2. Step 2: Convert to fraction form
    764,097,407.32/1,054,448,083.47 = 429,571,420.90/x
  3. Step 3: Cross multiply
    764,097,407.32x = 1,054,448,083.47 × 429,571,420.90
  4. Step 4: Simplify right side
    764,097,407.32x = 452,960,761,483,973,888
  5. Step 5: Solve for x
    x = 452,960,761,483,973,888/764,097,407.32
  6. Step 6: Final answer
    x = 592,804,997.30

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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.