Home / 1,359,910,998.90-2,039,866,498.35-440,447,210.10

Finding the Fourth Proportional to 1,359,910,998.90, 2,039,866,498.35 and 440,447,210.10

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Solution

The fourth proportional to 1,359,910,998.90, 2,039,866,498.35 and 440,447,210.10 is: 660,670,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,910,998.90 : 2,039,866,498.35 = 440,447,210.10 : x
  2. Step 2: Convert to fraction form
    1,359,910,998.90/2,039,866,498.35 = 440,447,210.10/x
  3. Step 3: Cross multiply
    1,359,910,998.90x = 2,039,866,498.35 × 440,447,210.10
  4. Step 4: Simplify right side
    1,359,910,998.90x = 898,453,508,174,713,728
  5. Step 5: Solve for x
    x = 898,453,508,174,713,728/1,359,910,998.90
  6. Step 6: Final answer
    x = 660,670,815.15

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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.