Home / 149,779,943.80-224,669,915.70-73,152,129.40

Finding the Fourth Proportional to 149,779,943.80, 224,669,915.70 and 73,152,129.40

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Solution

The fourth proportional to 149,779,943.80, 224,669,915.70 and 73,152,129.40 is: 109,728,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,779,943.80 : 224,669,915.70 = 73,152,129.40 : x
  2. Step 2: Convert to fraction form
    149,779,943.80/224,669,915.70 = 73,152,129.40/x
  3. Step 3: Cross multiply
    149,779,943.80x = 224,669,915.70 × 73,152,129.40
  4. Step 4: Simplify right side
    149,779,943.80x = 16,435,082,745,573,492
  5. Step 5: Solve for x
    x = 16,435,082,745,573,492/149,779,943.80
  6. Step 6: Final answer
    x = 109,728,194.10

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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.