Home / 406,315,548,329.97-609,070,744,061.10-190,798,293,615.51

Finding the Fourth Proportional to 406,315,548,329.97, 609,070,744,061.10 and 190,798,293,615.51

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Solution

The fourth proportional to 406,315,548,329.97, 609,070,744,061.10 and 190,798,293,615.51 is: 286,008,397,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,315,548,329.97 : 609,070,744,061.10 = 190,798,293,615.51 : x
  2. Step 2: Convert to fraction form
    406,315,548,329.97/609,070,744,061.10 = 190,798,293,615.51/x
  3. Step 3: Cross multiply
    406,315,548,329.97x = 609,070,744,061.10 × 190,798,293,615.51
  4. Step 4: Simplify right side
    406,315,548,329.97x = 116,209,658,657,986,903,539,712
  5. Step 5: Solve for x
    x = 116,209,658,657,986,903,539,712/406,315,548,329.97
  6. Step 6: Final answer
    x = 286,008,397,009.74

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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.