Home / 3,147,480,006.60-4,721,220,009.90-966,162,707.40

Finding the Fourth Proportional to 3,147,480,006.60, 4,721,220,009.90 and 966,162,707.40

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Solution

The fourth proportional to 3,147,480,006.60, 4,721,220,009.90 and 966,162,707.40 is: 1,449,244,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,480,006.60 : 4,721,220,009.90 = 966,162,707.40 : x
  2. Step 2: Convert to fraction form
    3,147,480,006.60/4,721,220,009.90 = 966,162,707.40/x
  3. Step 3: Cross multiply
    3,147,480,006.60x = 4,721,220,009.90 × 966,162,707.40
  4. Step 4: Simplify right side
    3,147,480,006.60x = 4,561,466,706,996,038,144
  5. Step 5: Solve for x
    x = 4,561,466,706,996,038,144/3,147,480,006.60
  6. Step 6: Final answer
    x = 1,449,244,061.10

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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.