Home / 684,138,847.60-1,026,208,271.40-598,045,405.60

Finding the Fourth Proportional to 684,138,847.60, 1,026,208,271.40 and 598,045,405.60

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Solution

The fourth proportional to 684,138,847.60, 1,026,208,271.40 and 598,045,405.60 is: 897,068,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,138,847.60 : 1,026,208,271.40 = 598,045,405.60 : x
  2. Step 2: Convert to fraction form
    684,138,847.60/1,026,208,271.40 = 598,045,405.60/x
  3. Step 3: Cross multiply
    684,138,847.60x = 1,026,208,271.40 × 598,045,405.60
  4. Step 4: Simplify right side
    684,138,847.60x = 613,719,141,899,487,872
  5. Step 5: Solve for x
    x = 613,719,141,899,487,872/684,138,847.60
  6. Step 6: Final answer
    x = 897,068,108.40

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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.