Home / 15,170,489,592,321-20,931,687,465,638-8,585,985,249,080.40

Finding the Fourth Proportional to 15,170,489,592,321, 20,931,687,465,638 and 8,585,985,249,080.40

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Solution

The fourth proportional to 15,170,489,592,321, 20,931,687,465,638 and 8,585,985,249,080.40 is: 11,846,628,859,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170,489,592,321 : 20,931,687,465,638 = 8,585,985,249,080.40 : x
  2. Step 2: Convert to fraction form
    15,170,489,592,321/20,931,687,465,638 = 8,585,985,249,080.40/x
  3. Step 3: Cross multiply
    15,170,489,592,321x = 20,931,687,465,638 × 8,585,985,249,080.40
  4. Step 4: Simplify right side
    15,170,489,592,321x = 179,719,159,818,328,980,271,923,200
  5. Step 5: Solve for x
    x = 179,719,159,818,328,980,271,923,200/15,170,489,592,321
  6. Step 6: Final answer
    x = 11,846,628,859,578.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.