Home / 7,988,362,340.40-11,982,543,510.60-3,333,576,909.60

Finding the Fourth Proportional to 7,988,362,340.40, 11,982,543,510.60 and 3,333,576,909.60

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Solution

The fourth proportional to 7,988,362,340.40, 11,982,543,510.60 and 3,333,576,909.60 is: 5,000,365,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,362,340.40 : 11,982,543,510.60 = 3,333,576,909.60 : x
  2. Step 2: Convert to fraction form
    7,988,362,340.40/11,982,543,510.60 = 3,333,576,909.60/x
  3. Step 3: Cross multiply
    7,988,362,340.40x = 11,982,543,510.60 × 3,333,576,909.60
  4. Step 4: Simplify right side
    7,988,362,340.40x = 39,944,730,365,213,483,008
  5. Step 5: Solve for x
    x = 39,944,730,365,213,483,008/7,988,362,340.40
  6. Step 6: Final answer
    x = 5,000,365,364.40

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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.