Home / 253,499,544,205.20-380,249,316,307.80-164,237,863,539.60

Finding the Fourth Proportional to 253,499,544,205.20, 380,249,316,307.80 and 164,237,863,539.60

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Solution

The fourth proportional to 253,499,544,205.20, 380,249,316,307.80 and 164,237,863,539.60 is: 246,356,795,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,499,544,205.20 : 380,249,316,307.80 = 164,237,863,539.60 : x
  2. Step 2: Convert to fraction form
    253,499,544,205.20/380,249,316,307.80 = 164,237,863,539.60/x
  3. Step 3: Cross multiply
    253,499,544,205.20x = 380,249,316,307.80 × 164,237,863,539.60
  4. Step 4: Simplify right side
    253,499,544,205.20x = 62,451,335,322,786,653,536,256
  5. Step 5: Solve for x
    x = 62,451,335,322,786,653,536,256/253,499,544,205.20
  6. Step 6: Final answer
    x = 246,356,795,309.40

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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.