Home / 361,085,064,899.33-498,267,770,657.86-212,575,386,741.77

Finding the Fourth Proportional to 361,085,064,899.33, 498,267,770,657.86 and 212,575,386,741.77

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Solution

The fourth proportional to 361,085,064,899.33, 498,267,770,657.86 and 212,575,386,741.77 is: 293,336,596,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,085,064,899.33 : 498,267,770,657.86 = 212,575,386,741.77 : x
  2. Step 2: Convert to fraction form
    361,085,064,899.33/498,267,770,657.86 = 212,575,386,741.77/x
  3. Step 3: Cross multiply
    361,085,064,899.33x = 498,267,770,657.86 × 212,575,386,741.77
  4. Step 4: Simplify right side
    361,085,064,899.33x = 105,919,464,048,554,145,742,848
  5. Step 5: Solve for x
    x = 105,919,464,048,554,145,742,848/361,085,064,899.33
  6. Step 6: Final answer
    x = 293,336,596,677.25

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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.