Home / 550,490,693.40-825,736,040.10-186,985,049.40

Finding the Fourth Proportional to 550,490,693.40, 825,736,040.10 and 186,985,049.40

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Solution

The fourth proportional to 550,490,693.40, 825,736,040.10 and 186,985,049.40 is: 280,477,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,490,693.40 : 825,736,040.10 = 186,985,049.40 : x
  2. Step 2: Convert to fraction form
    550,490,693.40/825,736,040.10 = 186,985,049.40/x
  3. Step 3: Cross multiply
    550,490,693.40x = 825,736,040.10 × 186,985,049.40
  4. Step 4: Simplify right side
    550,490,693.40x = 154,400,294,249,458,880
  5. Step 5: Solve for x
    x = 154,400,294,249,458,880/550,490,693.40
  6. Step 6: Final answer
    x = 280,477,574.10

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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.