Home / 985,604,209.44-1,360,133,835.87-545,571,061.44

Finding the Fourth Proportional to 985,604,209.44, 1,360,133,835.87 and 545,571,061.44

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Solution

The fourth proportional to 985,604,209.44, 1,360,133,835.87 and 545,571,061.44 is: 752,888,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,604,209.44 : 1,360,133,835.87 = 545,571,061.44 : x
  2. Step 2: Convert to fraction form
    985,604,209.44/1,360,133,835.87 = 545,571,061.44/x
  3. Step 3: Cross multiply
    985,604,209.44x = 1,360,133,835.87 × 545,571,061.44
  4. Step 4: Simplify right side
    985,604,209.44x = 742,049,660,536,054,656
  5. Step 5: Solve for x
    x = 742,049,660,536,054,656/985,604,209.44
  6. Step 6: Final answer
    x = 752,888,079.65

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1.5x scale

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.