Home / 1,539,808,868.69-2,308,790,920.89-490,093,651.16

Finding the Fourth Proportional to 1,539,808,868.69, 2,308,790,920.89 and 490,093,651.16

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Solution

The fourth proportional to 1,539,808,868.69, 2,308,790,920.89 and 490,093,651.16 is: 734,846,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,808,868.69 : 2,308,790,920.89 = 490,093,651.16 : x
  2. Step 2: Convert to fraction form
    1,539,808,868.69/2,308,790,920.89 = 490,093,651.16/x
  3. Step 3: Cross multiply
    1,539,808,868.69x = 2,308,790,920.89 × 490,093,651.16
  4. Step 4: Simplify right side
    1,539,808,868.69x = 1,131,523,772,184,038,784
  5. Step 5: Solve for x
    x = 1,131,523,772,184,038,784/1,539,808,868.69
  6. Step 6: Final answer
    x = 734,846,898.98

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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.