Home / 1,112,603,206.60-1,668,904,809.90-294,798,176.20

Finding the Fourth Proportional to 1,112,603,206.60, 1,668,904,809.90 and 294,798,176.20

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Solution

The fourth proportional to 1,112,603,206.60, 1,668,904,809.90 and 294,798,176.20 is: 442,197,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,603,206.60 : 1,668,904,809.90 = 294,798,176.20 : x
  2. Step 2: Convert to fraction form
    1,112,603,206.60/1,668,904,809.90 = 294,798,176.20/x
  3. Step 3: Cross multiply
    1,112,603,206.60x = 1,668,904,809.90 × 294,798,176.20
  4. Step 4: Simplify right side
    1,112,603,206.60x = 491,990,094,209,927,744
  5. Step 5: Solve for x
    x = 491,990,094,209,927,744/1,112,603,206.60
  6. Step 6: Final answer
    x = 442,197,264.30

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Double scale
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Similar ratio
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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.