Home / 1,323,651,524.60-1,985,477,286.90-879,792,001.40

Finding the Fourth Proportional to 1,323,651,524.60, 1,985,477,286.90 and 879,792,001.40

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Solution

The fourth proportional to 1,323,651,524.60, 1,985,477,286.90 and 879,792,001.40 is: 1,319,688,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,651,524.60 : 1,985,477,286.90 = 879,792,001.40 : x
  2. Step 2: Convert to fraction form
    1,323,651,524.60/1,985,477,286.90 = 879,792,001.40/x
  3. Step 3: Cross multiply
    1,323,651,524.60x = 1,985,477,286.90 × 879,792,001.40
  4. Step 4: Simplify right side
    1,323,651,524.60x = 1,746,807,035,975,993,088
  5. Step 5: Solve for x
    x = 1,746,807,035,975,993,088/1,323,651,524.60
  6. Step 6: Final answer
    x = 1,319,688,002.10

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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.