Home / 201,525,653,458.48-302,289,610,257.81-67,219,774,850.40

Finding the Fourth Proportional to 201,525,653,458.48, 302,289,610,257.81 and 67,219,774,850.40

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Solution

The fourth proportional to 201,525,653,458.48, 302,289,610,257.81 and 67,219,774,850.40 is: 100,830,039,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,525,653,458.48 : 302,289,610,257.81 = 67,219,774,850.40 : x
  2. Step 2: Convert to fraction form
    201,525,653,458.48/302,289,610,257.81 = 67,219,774,850.40/x
  3. Step 3: Cross multiply
    201,525,653,458.48x = 302,289,610,257.81 × 67,219,774,850.40
  4. Step 4: Simplify right side
    201,525,653,458.48x = 20,319,839,541,145,156,714,496
  5. Step 5: Solve for x
    x = 20,319,839,541,145,156,714,496/201,525,653,458.48
  6. Step 6: Final answer
    x = 100,830,039,215.49

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1.5x scale

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.