Home / 149,780,442.40-224,670,663.60-122,570,663.20

Finding the Fourth Proportional to 149,780,442.40, 224,670,663.60 and 122,570,663.20

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Solution

The fourth proportional to 149,780,442.40, 224,670,663.60 and 122,570,663.20 is: 183,855,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,780,442.40 : 224,670,663.60 = 122,570,663.20 : x
  2. Step 2: Convert to fraction form
    149,780,442.40/224,670,663.60 = 122,570,663.20/x
  3. Step 3: Cross multiply
    149,780,442.40x = 224,670,663.60 × 122,570,663.20
  4. Step 4: Simplify right side
    149,780,442.40x = 27,538,032,239,036,100
  5. Step 5: Solve for x
    x = 27,538,032,239,036,100/149,780,442.40
  6. Step 6: Final answer
    x = 183,855,994.80

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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.