Home / 1,172,164,047.40-1,758,246,071.10-298,763,727.40

Finding the Fourth Proportional to 1,172,164,047.40, 1,758,246,071.10 and 298,763,727.40

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Solution

The fourth proportional to 1,172,164,047.40, 1,758,246,071.10 and 298,763,727.40 is: 448,145,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,164,047.40 : 1,758,246,071.10 = 298,763,727.40 : x
  2. Step 2: Convert to fraction form
    1,172,164,047.40/1,758,246,071.10 = 298,763,727.40/x
  3. Step 3: Cross multiply
    1,172,164,047.40x = 1,758,246,071.10 × 298,763,727.40
  4. Step 4: Simplify right side
    1,172,164,047.40x = 525,300,149,888,241,344
  5. Step 5: Solve for x
    x = 525,300,149,888,241,344/1,172,164,047.40
  6. Step 6: Final answer
    x = 448,145,591.10

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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.