Home / 252,828,702.90-379,089,089.55-99,290,805.30

Finding the Fourth Proportional to 252,828,702.90, 379,089,089.55 and 99,290,805.30

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Solution

The fourth proportional to 252,828,702.90, 379,089,089.55 and 99,290,805.30 is: 148,875,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,828,702.90 : 379,089,089.55 = 99,290,805.30 : x
  2. Step 2: Convert to fraction form
    252,828,702.90/379,089,089.55 = 99,290,805.30/x
  3. Step 3: Cross multiply
    252,828,702.90x = 379,089,089.55 × 99,290,805.30
  4. Step 4: Simplify right side
    252,828,702.90x = 37,640,060,981,863,312
  5. Step 5: Solve for x
    x = 37,640,060,981,863,312/252,828,702.90
  6. Step 6: Final answer
    x = 148,875,742.94

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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.