Home / 40,106,148,972.40-60,159,223,458.60-21,509,965,500.40

Finding the Fourth Proportional to 40,106,148,972.40, 60,159,223,458.60 and 21,509,965,500.40

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Solution

The fourth proportional to 40,106,148,972.40, 60,159,223,458.60 and 21,509,965,500.40 is: 32,264,948,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106,148,972.40 : 60,159,223,458.60 = 21,509,965,500.40 : x
  2. Step 2: Convert to fraction form
    40,106,148,972.40/60,159,223,458.60 = 21,509,965,500.40/x
  3. Step 3: Cross multiply
    40,106,148,972.40x = 60,159,223,458.60 × 21,509,965,500.40
  4. Step 4: Simplify right side
    40,106,148,972.40x = 1,294,022,821,125,340,528,640
  5. Step 5: Solve for x
    x = 1,294,022,821,125,340,528,640/40,106,148,972.40
  6. Step 6: Final answer
    x = 32,264,948,250.60

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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.