Home / 6,828,045,729.60-10,249,721,344.80-5,282,190,148.80

Finding the Fourth Proportional to 6,828,045,729.60, 10,249,721,344.80 and 5,282,190,148.80

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Solution

The fourth proportional to 6,828,045,729.60, 10,249,721,344.80 and 5,282,190,148.80 is: 7,929,205,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828,045,729.60 : 10,249,721,344.80 = 5,282,190,148.80 : x
  2. Step 2: Convert to fraction form
    6,828,045,729.60/10,249,721,344.80 = 5,282,190,148.80/x
  3. Step 3: Cross multiply
    6,828,045,729.60x = 10,249,721,344.80 × 5,282,190,148.80
  4. Step 4: Simplify right side
    6,828,045,729.60x = 54,140,977,115,447,648,256
  5. Step 5: Solve for x
    x = 54,140,977,115,447,648,256/6,828,045,729.60
  6. Step 6: Final answer
    x = 7,929,205,406.57

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1.5x scale

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.