Home / 6,386,903,999.40-9,580,355,999.10-5,909,146,559.40

Finding the Fourth Proportional to 6,386,903,999.40, 9,580,355,999.10 and 5,909,146,559.40

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Solution

The fourth proportional to 6,386,903,999.40, 9,580,355,999.10 and 5,909,146,559.40 is: 8,863,719,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,903,999.40 : 9,580,355,999.10 = 5,909,146,559.40 : x
  2. Step 2: Convert to fraction form
    6,386,903,999.40/9,580,355,999.10 = 5,909,146,559.40/x
  3. Step 3: Cross multiply
    6,386,903,999.40x = 9,580,355,999.10 × 5,909,146,559.40
  4. Step 4: Simplify right side
    6,386,903,999.40x = 56,611,727,689,908,912,128
  5. Step 5: Solve for x
    x = 56,611,727,689,908,912,128/6,386,903,999.40
  6. Step 6: Final answer
    x = 8,863,719,839.10

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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.