Home / 775,291,057.64-1,163,453,746.62-402,142,849.64

Finding the Fourth Proportional to 775,291,057.64, 1,163,453,746.62 and 402,142,849.64

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Solution

The fourth proportional to 775,291,057.64, 1,163,453,746.62 and 402,142,849.64 is: 603,482,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,291,057.64 : 1,163,453,746.62 = 402,142,849.64 : x
  2. Step 2: Convert to fraction form
    775,291,057.64/1,163,453,746.62 = 402,142,849.64/x
  3. Step 3: Cross multiply
    775,291,057.64x = 1,163,453,746.62 × 402,142,849.64
  4. Step 4: Simplify right side
    775,291,057.64x = 467,874,605,090,101,248
  5. Step 5: Solve for x
    x = 467,874,605,090,101,248/775,291,057.64
  6. Step 6: Final answer
    x = 603,482,525.02

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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.