Home / 903,103,699.20-1,354,655,548.80-673,521,187.20

Finding the Fourth Proportional to 903,103,699.20, 1,354,655,548.80 and 673,521,187.20

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Solution

The fourth proportional to 903,103,699.20, 1,354,655,548.80 and 673,521,187.20 is: 1,010,281,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,103,699.20 : 1,354,655,548.80 = 673,521,187.20 : x
  2. Step 2: Convert to fraction form
    903,103,699.20/1,354,655,548.80 = 673,521,187.20/x
  3. Step 3: Cross multiply
    903,103,699.20x = 1,354,655,548.80 × 673,521,187.20
  4. Step 4: Simplify right side
    903,103,699.20x = 912,389,213,474,843,520
  5. Step 5: Solve for x
    x = 912,389,213,474,843,520/903,103,699.20
  6. Step 6: Final answer
    x = 1,010,281,780.80

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1.5x scale

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.