Home / 2,397,158,566.20-3,590,636,015.70-1,989,011,878.20

Finding the Fourth Proportional to 2,397,158,566.20, 3,590,636,015.70 and 1,989,011,878.20

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Solution

The fourth proportional to 2,397,158,566.20, 3,590,636,015.70 and 1,989,011,878.20 is: 2,979,284,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,158,566.20 : 3,590,636,015.70 = 1,989,011,878.20 : x
  2. Step 2: Convert to fraction form
    2,397,158,566.20/3,590,636,015.70 = 1,989,011,878.20/x
  3. Step 3: Cross multiply
    2,397,158,566.20x = 3,590,636,015.70 × 1,989,011,878.20
  4. Step 4: Simplify right side
    2,397,158,566.20x = 7,141,817,685,520,021,504
  5. Step 5: Solve for x
    x = 7,141,817,685,520,021,504/2,397,158,566.20
  6. Step 6: Final answer
    x = 2,979,284,635.66

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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.