Home / 350,462,681.40-483,618,908.70-191,661,442.68

Finding the Fourth Proportional to 350,462,681.40, 483,618,908.70 and 191,661,442.68

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Solution

The fourth proportional to 350,462,681.40, 483,618,908.70 and 191,661,442.68 is: 264,482,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,462,681.40 : 483,618,908.70 = 191,661,442.68 : x
  2. Step 2: Convert to fraction form
    350,462,681.40/483,618,908.70 = 191,661,442.68/x
  3. Step 3: Cross multiply
    350,462,681.40x = 483,618,908.70 × 191,661,442.68
  4. Step 4: Simplify right side
    350,462,681.40x = 92,691,097,748,769,200
  5. Step 5: Solve for x
    x = 92,691,097,748,769,200/350,462,681.40
  6. Step 6: Final answer
    x = 264,482,076.60

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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.