Home / 201,447,925.40-302,619,785.70-193,833,666.20

Finding the Fourth Proportional to 201,447,925.40, 302,619,785.70 and 193,833,666.20

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Solution

The fourth proportional to 201,447,925.40, 302,619,785.70 and 193,833,666.20 is: 291,181,467.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,447,925.40 : 302,619,785.70 = 193,833,666.20 : x
  2. Step 2: Convert to fraction form
    201,447,925.40/302,619,785.70 = 193,833,666.20/x
  3. Step 3: Cross multiply
    201,447,925.40x = 302,619,785.70 × 193,833,666.20
  4. Step 4: Simplify right side
    201,447,925.40x = 58,657,902,526,889,328
  5. Step 5: Solve for x
    x = 58,657,902,526,889,328/201,447,925.40
  6. Step 6: Final answer
    x = 291,181,467.42

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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.