Home / 243,683,000.81-365,488,608.83-79,938,060.74

Finding the Fourth Proportional to 243,683,000.81, 365,488,608.83 and 79,938,060.74

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Solution

The fourth proportional to 243,683,000.81, 365,488,608.83 and 79,938,060.74 is: 119,895,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,683,000.81 : 365,488,608.83 = 79,938,060.74 : x
  2. Step 2: Convert to fraction form
    243,683,000.81/365,488,608.83 = 79,938,060.74/x
  3. Step 3: Cross multiply
    243,683,000.81x = 365,488,608.83 × 79,938,060.74
  4. Step 4: Simplify right side
    243,683,000.81x = 29,216,450,610,203,504
  5. Step 5: Solve for x
    x = 29,216,450,610,203,504/243,683,000.81
  6. Step 6: Final answer
    x = 119,895,316.92

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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.