Home / 255,056,102,516.44-382,585,583,901.08-85,075,225,031.21

Finding the Fourth Proportional to 255,056,102,516.44, 382,585,583,901.08 and 85,075,225,031.21

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Solution

The fourth proportional to 255,056,102,516.44, 382,585,583,901.08 and 85,075,225,031.21 is: 127,613,314,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,056,102,516.44 : 382,585,583,901.08 = 85,075,225,031.21 : x
  2. Step 2: Convert to fraction form
    255,056,102,516.44/382,585,583,901.08 = 85,075,225,031.21/x
  3. Step 3: Cross multiply
    255,056,102,516.44x = 382,585,583,901.08 × 85,075,225,031.21
  4. Step 4: Simplify right side
    255,056,102,516.44x = 32,548,554,644,081,258,528,768
  5. Step 5: Solve for x
    x = 32,548,554,644,081,258,528,768/255,056,102,516.44
  6. Step 6: Final answer
    x = 127,613,314,572.56

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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.