Home / 149,784,603.40-224,676,905.10-127,865,614.60

Finding the Fourth Proportional to 149,784,603.40, 224,676,905.10 and 127,865,614.60

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Solution

The fourth proportional to 149,784,603.40, 224,676,905.10 and 127,865,614.60 is: 191,798,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,784,603.40 : 224,676,905.10 = 127,865,614.60 : x
  2. Step 2: Convert to fraction form
    149,784,603.40/224,676,905.10 = 127,865,614.60/x
  3. Step 3: Cross multiply
    149,784,603.40x = 224,676,905.10 × 127,865,614.60
  4. Step 4: Simplify right side
    149,784,603.40x = 28,728,450,557,037,372
  5. Step 5: Solve for x
    x = 28,728,450,557,037,372/149,784,603.40
  6. Step 6: Final answer
    x = 191,798,421.90

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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.