Home / 253,499,544,007.20-380,249,316,010.80-234,343,859,450.40

Finding the Fourth Proportional to 253,499,544,007.20, 380,249,316,010.80 and 234,343,859,450.40

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Solution

The fourth proportional to 253,499,544,007.20, 380,249,316,010.80 and 234,343,859,450.40 is: 351,515,789,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,499,544,007.20 : 380,249,316,010.80 = 234,343,859,450.40 : x
  2. Step 2: Convert to fraction form
    253,499,544,007.20/380,249,316,010.80 = 234,343,859,450.40/x
  3. Step 3: Cross multiply
    253,499,544,007.20x = 380,249,316,010.80 × 234,343,859,450.40
  4. Step 4: Simplify right side
    253,499,544,007.20x = 89,109,092,267,345,649,336,320
  5. Step 5: Solve for x
    x = 89,109,092,267,345,649,336,320/253,499,544,007.20
  6. Step 6: Final answer
    x = 351,515,789,175.60

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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.