Home / 255,056,102,516.94-382,585,583,901.83-85,075,225,031.71

Finding the Fourth Proportional to 255,056,102,516.94, 382,585,583,901.83 and 85,075,225,031.71

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Solution

The fourth proportional to 255,056,102,516.94, 382,585,583,901.83 and 85,075,225,031.71 is: 127,613,314,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,056,102,516.94 : 382,585,583,901.83 = 85,075,225,031.71 : x
  2. Step 2: Convert to fraction form
    255,056,102,516.94/382,585,583,901.83 = 85,075,225,031.71/x
  3. Step 3: Cross multiply
    255,056,102,516.94x = 382,585,583,901.83 × 85,075,225,031.71
  4. Step 4: Simplify right side
    255,056,102,516.94x = 32,548,554,644,336,356,098,048
  5. Step 5: Solve for x
    x = 32,548,554,644,336,356,098,048/255,056,102,516.94
  6. Step 6: Final answer
    x = 127,613,314,573.31

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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.