Home / 1,102,248,001.20-1,653,372,001.80-617,510,823.60

Finding the Fourth Proportional to 1,102,248,001.20, 1,653,372,001.80 and 617,510,823.60

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Solution

The fourth proportional to 1,102,248,001.20, 1,653,372,001.80 and 617,510,823.60 is: 926,266,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,248,001.20 : 1,653,372,001.80 = 617,510,823.60 : x
  2. Step 2: Convert to fraction form
    1,102,248,001.20/1,653,372,001.80 = 617,510,823.60/x
  3. Step 3: Cross multiply
    1,102,248,001.20x = 1,653,372,001.80 × 617,510,823.60
  4. Step 4: Simplify right side
    1,102,248,001.20x = 1,020,975,106,548,698,752
  5. Step 5: Solve for x
    x = 1,020,975,106,548,698,752/1,102,248,001.20
  6. Step 6: Final answer
    x = 926,266,235.40

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Double scale
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Similar ratio
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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.