Home / 212,119,903.07-292,691,738.79-119,282,482.07

Finding the Fourth Proportional to 212,119,903.07, 292,691,738.79 and 119,282,482.07

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Solution

The fourth proportional to 212,119,903.07, 292,691,738.79 and 119,282,482.07 is: 164,590,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,119,903.07 : 292,691,738.79 = 119,282,482.07 : x
  2. Step 2: Convert to fraction form
    212,119,903.07/292,691,738.79 = 119,282,482.07/x
  3. Step 3: Cross multiply
    212,119,903.07x = 292,691,738.79 × 119,282,482.07
  4. Step 4: Simplify right side
    212,119,903.07x = 34,912,997,083,889,436
  5. Step 5: Solve for x
    x = 34,912,997,083,889,436/212,119,903.07
  6. Step 6: Final answer
    x = 164,590,859.13

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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.