Home / 794,059,511.20-1,191,089,266.80-574,680,666.40

Finding the Fourth Proportional to 794,059,511.20, 1,191,089,266.80 and 574,680,666.40

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Solution

The fourth proportional to 794,059,511.20, 1,191,089,266.80 and 574,680,666.40 is: 862,020,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,059,511.20 : 1,191,089,266.80 = 574,680,666.40 : x
  2. Step 2: Convert to fraction form
    794,059,511.20/1,191,089,266.80 = 574,680,666.40/x
  3. Step 3: Cross multiply
    794,059,511.20x = 1,191,089,266.80 × 574,680,666.40
  4. Step 4: Simplify right side
    794,059,511.20x = 684,495,973,586,511,360
  5. Step 5: Solve for x
    x = 684,495,973,586,511,360/794,059,511.20
  6. Step 6: Final answer
    x = 862,020,999.60

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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.