Home / 1,400,784,085.41-2,101,176,128.26-468,106,933.32

Finding the Fourth Proportional to 1,400,784,085.41, 2,101,176,128.26 and 468,106,933.32

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Solution

The fourth proportional to 1,400,784,085.41, 2,101,176,128.26 and 468,106,933.32 is: 702,160,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,784,085.41 : 2,101,176,128.26 = 468,106,933.32 : x
  2. Step 2: Convert to fraction form
    1,400,784,085.41/2,101,176,128.26 = 468,106,933.32/x
  3. Step 3: Cross multiply
    1,400,784,085.41x = 2,101,176,128.26 × 468,106,933.32
  4. Step 4: Simplify right side
    1,400,784,085.41x = 983,575,113,764,979,584
  5. Step 5: Solve for x
    x = 983,575,113,764,979,584/1,400,784,085.41
  6. Step 6: Final answer
    x = 702,160,400.03

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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.