Home / 10,865,016,002.90-16,297,524,004.35-9,121,623,802.40

Finding the Fourth Proportional to 10,865,016,002.90, 16,297,524,004.35 and 9,121,623,802.40

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Solution

The fourth proportional to 10,865,016,002.90, 16,297,524,004.35 and 9,121,623,802.40 is: 13,682,435,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,016,002.90 : 16,297,524,004.35 = 9,121,623,802.40 : x
  2. Step 2: Convert to fraction form
    10,865,016,002.90/16,297,524,004.35 = 9,121,623,802.40/x
  3. Step 3: Cross multiply
    10,865,016,002.90x = 16,297,524,004.35 × 9,121,623,802.40
  4. Step 4: Simplify right side
    10,865,016,002.90x = 148,659,882,878,264,311,808
  5. Step 5: Solve for x
    x = 148,659,882,878,264,311,808/10,865,016,002.90
  6. Step 6: Final answer
    x = 13,682,435,703.60

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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.