Home / 524,750,641.65-786,520,620-197,017,127.88

Finding the Fourth Proportional to 524,750,641.65, 786,520,620 and 197,017,127.88

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Solution

The fourth proportional to 524,750,641.65, 786,520,620 and 197,017,127.88 is: 295,298,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,750,641.65 : 786,520,620 = 197,017,127.88 : x
  2. Step 2: Convert to fraction form
    524,750,641.65/786,520,620 = 197,017,127.88/x
  3. Step 3: Cross multiply
    524,750,641.65x = 786,520,620 × 197,017,127.88
  4. Step 4: Simplify right side
    524,750,641.65x = 154,958,033,570,796,896
  5. Step 5: Solve for x
    x = 154,958,033,570,796,896/524,750,641.65
  6. Step 6: Final answer
    x = 295,298,416.57

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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.