Home / 8,624,434,519.60-12,936,651,779.40-7,152,236,661.40

Finding the Fourth Proportional to 8,624,434,519.60, 12,936,651,779.40 and 7,152,236,661.40

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Solution

The fourth proportional to 8,624,434,519.60, 12,936,651,779.40 and 7,152,236,661.40 is: 10,728,354,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624,434,519.60 : 12,936,651,779.40 = 7,152,236,661.40 : x
  2. Step 2: Convert to fraction form
    8,624,434,519.60/12,936,651,779.40 = 7,152,236,661.40/x
  3. Step 3: Cross multiply
    8,624,434,519.60x = 12,936,651,779.40 × 7,152,236,661.40
  4. Step 4: Simplify right side
    8,624,434,519.60x = 92,525,995,132,390,211,584
  5. Step 5: Solve for x
    x = 92,525,995,132,390,211,584/8,624,434,519.60
  6. Step 6: Final answer
    x = 10,728,354,992.10

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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.