Home / 1,636,341,942.60-2,454,512,946.18-392,772,406.56

Finding the Fourth Proportional to 1,636,341,942.60, 2,454,512,946.18 and 392,772,406.56

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Solution

The fourth proportional to 1,636,341,942.60, 2,454,512,946.18 and 392,772,406.56 is: 589,158,617.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,341,942.60 : 2,454,512,946.18 = 392,772,406.56 : x
  2. Step 2: Convert to fraction form
    1,636,341,942.60/2,454,512,946.18 = 392,772,406.56/x
  3. Step 3: Cross multiply
    1,636,341,942.60x = 2,454,512,946.18 × 392,772,406.56
  4. Step 4: Simplify right side
    1,636,341,942.60x = 964,064,956,803,794,304
  5. Step 5: Solve for x
    x = 964,064,956,803,794,304/1,636,341,942.60
  6. Step 6: Final answer
    x = 589,158,617.59

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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.