Home / 1,462,503,509.12-2,018,291,976.96-802,453,612.16

Finding the Fourth Proportional to 1,462,503,509.12, 2,018,291,976.96 and 802,453,612.16

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Solution

The fourth proportional to 1,462,503,509.12, 2,018,291,976.96 and 802,453,612.16 is: 1,107,406,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,503,509.12 : 2,018,291,976.96 = 802,453,612.16 : x
  2. Step 2: Convert to fraction form
    1,462,503,509.12/2,018,291,976.96 = 802,453,612.16/x
  3. Step 3: Cross multiply
    1,462,503,509.12x = 2,018,291,976.96 × 802,453,612.16
  4. Step 4: Simplify right side
    1,462,503,509.12x = 1,619,585,687,305,099,520
  5. Step 5: Solve for x
    x = 1,619,585,687,305,099,520/1,462,503,509.12
  6. Step 6: Final answer
    x = 1,107,406,359.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.