Home / 735,886,985.18-1,103,264,707.21-380,980,808.03

Finding the Fourth Proportional to 735,886,985.18, 1,103,264,707.21 and 380,980,808.03

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Solution

The fourth proportional to 735,886,985.18, 1,103,264,707.21 and 380,980,808.03 is: 571,178,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,886,985.18 : 1,103,264,707.21 = 380,980,808.03 : x
  2. Step 2: Convert to fraction form
    735,886,985.18/1,103,264,707.21 = 380,980,808.03/x
  3. Step 3: Cross multiply
    735,886,985.18x = 1,103,264,707.21 × 380,980,808.03
  4. Step 4: Simplify right side
    735,886,985.18x = 420,322,679,625,652,928
  5. Step 5: Solve for x
    x = 420,322,679,625,652,928/735,886,985.18
  6. Step 6: Final answer
    x = 571,178,303.32

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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.