Home / 207,390,688,653.90-286,245,192,011-126,083,234,829.26

Finding the Fourth Proportional to 207,390,688,653.90, 286,245,192,011 and 126,083,234,829.26

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Solution

The fourth proportional to 207,390,688,653.90, 286,245,192,011 and 126,083,234,829.26 is: 174,022,855,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,390,688,653.90 : 286,245,192,011 = 126,083,234,829.26 : x
  2. Step 2: Convert to fraction form
    207,390,688,653.90/286,245,192,011 = 126,083,234,829.26/x
  3. Step 3: Cross multiply
    207,390,688,653.90x = 286,245,192,011 × 126,083,234,829.26
  4. Step 4: Simplify right side
    207,390,688,653.90x = 36,090,719,763,069,531,062,272
  5. Step 5: Solve for x
    x = 36,090,719,763,069,531,062,272/207,390,688,653.90
  6. Step 6: Final answer
    x = 174,022,855,111.39

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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.