Home / 673,989,783.60-1,010,984,675.40-559,104,049.20

Finding the Fourth Proportional to 673,989,783.60, 1,010,984,675.40 and 559,104,049.20

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Solution

The fourth proportional to 673,989,783.60, 1,010,984,675.40 and 559,104,049.20 is: 838,656,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,989,783.60 : 1,010,984,675.40 = 559,104,049.20 : x
  2. Step 2: Convert to fraction form
    673,989,783.60/1,010,984,675.40 = 559,104,049.20/x
  3. Step 3: Cross multiply
    673,989,783.60x = 1,010,984,675.40 × 559,104,049.20
  4. Step 4: Simplify right side
    673,989,783.60x = 565,245,625,695,287,680
  5. Step 5: Solve for x
    x = 565,245,625,695,287,680/673,989,783.60
  6. Step 6: Final answer
    x = 838,656,073.80

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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.