Home / 699,844,851.60-1,050,065,875.80-336,152,000.40

Finding the Fourth Proportional to 699,844,851.60, 1,050,065,875.80 and 336,152,000.40

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Solution

The fourth proportional to 699,844,851.60, 1,050,065,875.80 and 336,152,000.40 is: 504,371,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,844,851.60 : 1,050,065,875.80 = 336,152,000.40 : x
  2. Step 2: Convert to fraction form
    699,844,851.60/1,050,065,875.80 = 336,152,000.40/x
  3. Step 3: Cross multiply
    699,844,851.60x = 1,050,065,875.80 × 336,152,000.40
  4. Step 4: Simplify right side
    699,844,851.60x = 352,981,744,701,947,904
  5. Step 5: Solve for x
    x = 352,981,744,701,947,904/699,844,851.60
  6. Step 6: Final answer
    x = 504,371,424.46

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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.