Home / 462,264,907.12-693,387,645.98-112,512,926.34

Finding the Fourth Proportional to 462,264,907.12, 693,387,645.98 and 112,512,926.34

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Solution

The fourth proportional to 462,264,907.12, 693,387,645.98 and 112,512,926.34 is: 168,767,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,264,907.12 : 693,387,645.98 = 112,512,926.34 : x
  2. Step 2: Convert to fraction form
    462,264,907.12/693,387,645.98 = 112,512,926.34/x
  3. Step 3: Cross multiply
    462,264,907.12x = 693,387,645.98 × 112,512,926.34
  4. Step 4: Simplify right side
    462,264,907.12x = 78,015,073,136,651,184
  5. Step 5: Solve for x
    x = 78,015,073,136,651,184/462,264,907.12
  6. Step 6: Final answer
    x = 168,767,025.00

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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.