Home / 912,984,401,273.85-1,259,943,077,805.40-537,155,177,536.65

Finding the Fourth Proportional to 912,984,401,273.85, 1,259,943,077,805.40 and 537,155,177,536.65

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Solution

The fourth proportional to 912,984,401,273.85, 1,259,943,077,805.40 and 537,155,177,536.65 is: 741,288,620,813.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,984,401,273.85 : 1,259,943,077,805.40 = 537,155,177,536.65 : x
  2. Step 2: Convert to fraction form
    912,984,401,273.85/1,259,943,077,805.40 = 537,155,177,536.65/x
  3. Step 3: Cross multiply
    912,984,401,273.85x = 1,259,943,077,805.40 × 537,155,177,536.65
  4. Step 4: Simplify right side
    912,984,401,273.85x = 676,784,947,644,632,798,330,880
  5. Step 5: Solve for x
    x = 676,784,947,644,632,798,330,880/912,984,401,273.85
  6. Step 6: Final answer
    x = 741,288,620,813.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.