Home / 1,158,932,580.30-1,738,398,870.45-382,698,045.90

Finding the Fourth Proportional to 1,158,932,580.30, 1,738,398,870.45 and 382,698,045.90

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Solution

The fourth proportional to 1,158,932,580.30, 1,738,398,870.45 and 382,698,045.90 is: 574,047,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,932,580.30 : 1,738,398,870.45 = 382,698,045.90 : x
  2. Step 2: Convert to fraction form
    1,158,932,580.30/1,738,398,870.45 = 382,698,045.90/x
  3. Step 3: Cross multiply
    1,158,932,580.30x = 1,738,398,870.45 × 382,698,045.90
  4. Step 4: Simplify right side
    1,158,932,580.30x = 665,281,850,715,982,208
  5. Step 5: Solve for x
    x = 665,281,850,715,982,208/1,158,932,580.30
  6. Step 6: Final answer
    x = 574,047,068.85

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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.