Home / 203,803,270,594.78-281,249,362,922.13-112,349,812,321.06

Finding the Fourth Proportional to 203,803,270,594.78, 281,249,362,922.13 and 112,349,812,321.06

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Solution

The fourth proportional to 203,803,270,594.78, 281,249,362,922.13 and 112,349,812,321.06 is: 155,043,209,304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,803,270,594.78 : 281,249,362,922.13 = 112,349,812,321.06 : x
  2. Step 2: Convert to fraction form
    203,803,270,594.78/281,249,362,922.13 = 112,349,812,321.06/x
  3. Step 3: Cross multiply
    203,803,270,594.78x = 281,249,362,922.13 × 112,349,812,321.06
  4. Step 4: Simplify right side
    203,803,270,594.78x = 31,598,313,139,718,995,312,640
  5. Step 5: Solve for x
    x = 31,598,313,139,718,995,312,640/203,803,270,594.78
  6. Step 6: Final answer
    x = 155,043,209,304.26

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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.