Home / 4,228,863,036.30-6,343,294,554.45-3,140,471,868.30

Finding the Fourth Proportional to 4,228,863,036.30, 6,343,294,554.45 and 3,140,471,868.30

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Solution

The fourth proportional to 4,228,863,036.30, 6,343,294,554.45 and 3,140,471,868.30 is: 4,710,707,802.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228,863,036.30 : 6,343,294,554.45 = 3,140,471,868.30 : x
  2. Step 2: Convert to fraction form
    4,228,863,036.30/6,343,294,554.45 = 3,140,471,868.30/x
  3. Step 3: Cross multiply
    4,228,863,036.30x = 6,343,294,554.45 × 3,140,471,868.30
  4. Step 4: Simplify right side
    4,228,863,036.30x = 19,920,938,100,590,809,088
  5. Step 5: Solve for x
    x = 19,920,938,100,590,809,088/4,228,863,036.30
  6. Step 6: Final answer
    x = 4,710,707,802.45

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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.