Home / 1,680,296,485.10-2,520,444,727.65-710,822,129.90

Finding the Fourth Proportional to 1,680,296,485.10, 2,520,444,727.65 and 710,822,129.90

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Solution

The fourth proportional to 1,680,296,485.10, 2,520,444,727.65 and 710,822,129.90 is: 1,066,233,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,296,485.10 : 2,520,444,727.65 = 710,822,129.90 : x
  2. Step 2: Convert to fraction form
    1,680,296,485.10/2,520,444,727.65 = 710,822,129.90/x
  3. Step 3: Cross multiply
    1,680,296,485.10x = 2,520,444,727.65 × 710,822,129.90
  4. Step 4: Simplify right side
    1,680,296,485.10x = 1,791,587,889,603,398,400
  5. Step 5: Solve for x
    x = 1,791,587,889,603,398,400/1,680,296,485.10
  6. Step 6: Final answer
    x = 1,066,233,194.85

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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.