Home / 1,010,642,638.20-1,515,963,957.30-244,737,742.20

Finding the Fourth Proportional to 1,010,642,638.20, 1,515,963,957.30 and 244,737,742.20

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Solution

The fourth proportional to 1,010,642,638.20, 1,515,963,957.30 and 244,737,742.20 is: 367,106,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,642,638.20 : 1,515,963,957.30 = 244,737,742.20 : x
  2. Step 2: Convert to fraction form
    1,010,642,638.20/1,515,963,957.30 = 244,737,742.20/x
  3. Step 3: Cross multiply
    1,010,642,638.20x = 1,515,963,957.30 × 244,737,742.20
  4. Step 4: Simplify right side
    1,010,642,638.20x = 371,013,596,166,179,200
  5. Step 5: Solve for x
    x = 371,013,596,166,179,200/1,010,642,638.20
  6. Step 6: Final answer
    x = 367,106,613.30

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Double scale
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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.