Home / 949,857,313.60-1,421,762,661.60-677,759,521.60

Finding the Fourth Proportional to 949,857,313.60, 1,421,762,661.60 and 677,759,521.60

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Solution

The fourth proportional to 949,857,313.60, 1,421,762,661.60 and 677,759,521.60 is: 1,014,482,035.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,857,313.60 : 1,421,762,661.60 = 677,759,521.60 : x
  2. Step 2: Convert to fraction form
    949,857,313.60/1,421,762,661.60 = 677,759,521.60/x
  3. Step 3: Cross multiply
    949,857,313.60x = 1,421,762,661.60 × 677,759,521.60
  4. Step 4: Simplify right side
    949,857,313.60x = 963,613,181,354,758,656
  5. Step 5: Solve for x
    x = 963,613,181,354,758,656/949,857,313.60
  6. Step 6: Final answer
    x = 1,014,482,035.94

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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.