Home / 480,680,048.64-663,338,643.84-260,663,416.32

Finding the Fourth Proportional to 480,680,048.64, 663,338,643.84 and 260,663,416.32

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Solution

The fourth proportional to 480,680,048.64, 663,338,643.84 and 260,663,416.32 is: 359,715,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,680,048.64 : 663,338,643.84 = 260,663,416.32 : x
  2. Step 2: Convert to fraction form
    480,680,048.64/663,338,643.84 = 260,663,416.32/x
  3. Step 3: Cross multiply
    480,680,048.64x = 663,338,643.84 × 260,663,416.32
  4. Step 4: Simplify right side
    480,680,048.64x = 172,908,117,080,410,112
  5. Step 5: Solve for x
    x = 172,908,117,080,410,112/480,680,048.64
  6. Step 6: Final answer
    x = 359,715,610.35

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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.