Home / 1,770,692,804.20-2,656,039,206.30-543,859,287.40

Finding the Fourth Proportional to 1,770,692,804.20, 2,656,039,206.30 and 543,859,287.40

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Solution

The fourth proportional to 1,770,692,804.20, 2,656,039,206.30 and 543,859,287.40 is: 815,788,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,692,804.20 : 2,656,039,206.30 = 543,859,287.40 : x
  2. Step 2: Convert to fraction form
    1,770,692,804.20/2,656,039,206.30 = 543,859,287.40/x
  3. Step 3: Cross multiply
    1,770,692,804.20x = 2,656,039,206.30 × 543,859,287.40
  4. Step 4: Simplify right side
    1,770,692,804.20x = 1,444,511,590,044,779,520
  5. Step 5: Solve for x
    x = 1,444,511,590,044,779,520/1,770,692,804.20
  6. Step 6: Final answer
    x = 815,788,931.10

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1.5x scale

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.