Home / 896,985,244.15-1,345,477,866.23-655,120,540.15

Finding the Fourth Proportional to 896,985,244.15, 1,345,477,866.23 and 655,120,540.15

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Solution

The fourth proportional to 896,985,244.15, 1,345,477,866.23 and 655,120,540.15 is: 982,680,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,985,244.15 : 1,345,477,866.23 = 655,120,540.15 : x
  2. Step 2: Convert to fraction form
    896,985,244.15/1,345,477,866.23 = 655,120,540.15/x
  3. Step 3: Cross multiply
    896,985,244.15x = 1,345,477,866.23 × 655,120,540.15
  4. Step 4: Simplify right side
    896,985,244.15x = 881,450,186,484,467,072
  5. Step 5: Solve for x
    x = 881,450,186,484,467,072/896,985,244.15
  6. Step 6: Final answer
    x = 982,680,810.23

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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.