Home / 340,287,116.80-511,046,534.40-297,960,793.60

Finding the Fourth Proportional to 340,287,116.80, 511,046,534.40 and 297,960,793.60

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Solution

The fourth proportional to 340,287,116.80, 511,046,534.40 and 297,960,793.60 is: 447,480,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,287,116.80 : 511,046,534.40 = 297,960,793.60 : x
  2. Step 2: Convert to fraction form
    340,287,116.80/511,046,534.40 = 297,960,793.60/x
  3. Step 3: Cross multiply
    340,287,116.80x = 511,046,534.40 × 297,960,793.60
  4. Step 4: Simplify right side
    340,287,116.80x = 152,271,830,956,353,696
  5. Step 5: Solve for x
    x = 152,271,830,956,353,696/340,287,116.80
  6. Step 6: Final answer
    x = 447,480,446.48

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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.