Home / 577,169,622.93-796,472,740.80-312,845,940.69

Finding the Fourth Proportional to 577,169,622.93, 796,472,740.80 and 312,845,940.69

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Solution

The fourth proportional to 577,169,622.93, 796,472,740.80 and 312,845,940.69 is: 431,715,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,622.93 : 796,472,740.80 = 312,845,940.69 : x
  2. Step 2: Convert to fraction form
    577,169,622.93/796,472,740.80 = 312,845,940.69/x
  3. Step 3: Cross multiply
    577,169,622.93x = 796,472,740.80 × 312,845,940.69
  4. Step 4: Simplify right side
    577,169,622.93x = 249,173,263,828,777,792
  5. Step 5: Solve for x
    x = 249,173,263,828,777,792/577,169,622.93
  6. Step 6: Final answer
    x = 431,715,831.76

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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.