Home / 389,460,200.40-584,190,300.60-116,830,967.40

Finding the Fourth Proportional to 389,460,200.40, 584,190,300.60 and 116,830,967.40

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Solution

The fourth proportional to 389,460,200.40, 584,190,300.60 and 116,830,967.40 is: 175,246,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,460,200.40 : 584,190,300.60 = 116,830,967.40 : x
  2. Step 2: Convert to fraction form
    389,460,200.40/584,190,300.60 = 116,830,967.40/x
  3. Step 3: Cross multiply
    389,460,200.40x = 584,190,300.60 × 116,830,967.40
  4. Step 4: Simplify right side
    389,460,200.40x = 68,251,517,964,794,808
  5. Step 5: Solve for x
    x = 68,251,517,964,794,808/389,460,200.40
  6. Step 6: Final answer
    x = 175,246,451.10

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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.