Home / 28,973,376,009.40-43,460,064,014.10-21,626,735,625.40

Finding the Fourth Proportional to 28,973,376,009.40, 43,460,064,014.10 and 21,626,735,625.40

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Solution

The fourth proportional to 28,973,376,009.40, 43,460,064,014.10 and 21,626,735,625.40 is: 32,440,103,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,009.40 : 43,460,064,014.10 = 21,626,735,625.40 : x
  2. Step 2: Convert to fraction form
    28,973,376,009.40/43,460,064,014.10 = 21,626,735,625.40/x
  3. Step 3: Cross multiply
    28,973,376,009.40x = 43,460,064,014.10 × 21,626,735,625.40
  4. Step 4: Simplify right side
    28,973,376,009.40x = 939,899,314,695,901,020,160
  5. Step 5: Solve for x
    x = 939,899,314,695,901,020,160/28,973,376,009.40
  6. Step 6: Final answer
    x = 32,440,103,438.10

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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.