Home / 406,315,548,332.96-609,070,744,065.60-190,798,293,618.51

Finding the Fourth Proportional to 406,315,548,332.96, 609,070,744,065.60 and 190,798,293,618.51

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Solution

The fourth proportional to 406,315,548,332.96, 609,070,744,065.60 and 190,798,293,618.51 is: 286,008,397,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,315,548,332.96 : 609,070,744,065.60 = 190,798,293,618.51 : x
  2. Step 2: Convert to fraction form
    406,315,548,332.96/609,070,744,065.60 = 190,798,293,618.51/x
  3. Step 3: Cross multiply
    406,315,548,332.96x = 609,070,744,065.60 × 190,798,293,618.51
  4. Step 4: Simplify right side
    406,315,548,332.96x = 116,209,658,660,672,700,940,288
  5. Step 5: Solve for x
    x = 116,209,658,660,672,700,940,288/406,315,548,332.96
  6. Step 6: Final answer
    x = 286,008,397,014.24

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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.