Home / 9,072,578,768.40-13,608,868,152.60-7,235,918,672.40

Finding the Fourth Proportional to 9,072,578,768.40, 13,608,868,152.60 and 7,235,918,672.40

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Solution

The fourth proportional to 9,072,578,768.40, 13,608,868,152.60 and 7,235,918,672.40 is: 10,853,878,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,578,768.40 : 13,608,868,152.60 = 7,235,918,672.40 : x
  2. Step 2: Convert to fraction form
    9,072,578,768.40/13,608,868,152.60 = 7,235,918,672.40/x
  3. Step 3: Cross multiply
    9,072,578,768.40x = 13,608,868,152.60 × 7,235,918,672.40
  4. Step 4: Simplify right side
    9,072,578,768.40x = 98,472,663,175,628,029,952
  5. Step 5: Solve for x
    x = 98,472,663,175,628,029,952/9,072,578,768.40
  6. Step 6: Final answer
    x = 10,853,878,008.60

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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.