Home / 203,803,270,594.61-281,249,362,921.92-112,349,812,320.90

Finding the Fourth Proportional to 203,803,270,594.61, 281,249,362,921.92 and 112,349,812,320.90

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Solution

The fourth proportional to 203,803,270,594.61, 281,249,362,921.92 and 112,349,812,320.90 is: 155,043,209,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,803,270,594.61 : 281,249,362,921.92 = 112,349,812,320.90 : x
  2. Step 2: Convert to fraction form
    203,803,270,594.61/281,249,362,921.92 = 112,349,812,320.90/x
  3. Step 3: Cross multiply
    203,803,270,594.61x = 281,249,362,921.92 × 112,349,812,320.90
  4. Step 4: Simplify right side
    203,803,270,594.61x = 31,598,313,139,650,401,665,024
  5. Step 5: Solve for x
    x = 31,598,313,139,650,401,665,024/203,803,270,594.61
  6. Step 6: Final answer
    x = 155,043,209,304.05

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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.