Home / 149,779,938.80-224,669,908.20-73,152,124.40

Finding the Fourth Proportional to 149,779,938.80, 224,669,908.20 and 73,152,124.40

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Solution

The fourth proportional to 149,779,938.80, 224,669,908.20 and 73,152,124.40 is: 109,728,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,779,938.80 : 224,669,908.20 = 73,152,124.40 : x
  2. Step 2: Convert to fraction form
    149,779,938.80/224,669,908.20 = 73,152,124.40/x
  3. Step 3: Cross multiply
    149,779,938.80x = 224,669,908.20 × 73,152,124.40
  4. Step 4: Simplify right side
    149,779,938.80x = 16,435,081,073,582,980
  5. Step 5: Solve for x
    x = 16,435,081,073,582,980/149,779,938.80
  6. Step 6: Final answer
    x = 109,728,186.60

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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.