Home / 7,243,368,001.40-10,865,052,002.10-4,763,876,871.80

Finding the Fourth Proportional to 7,243,368,001.40, 10,865,052,002.10 and 4,763,876,871.80

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Solution

The fourth proportional to 7,243,368,001.40, 10,865,052,002.10 and 4,763,876,871.80 is: 7,145,815,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,368,001.40 : 10,865,052,002.10 = 4,763,876,871.80 : x
  2. Step 2: Convert to fraction form
    7,243,368,001.40/10,865,052,002.10 = 4,763,876,871.80/x
  3. Step 3: Cross multiply
    7,243,368,001.40x = 10,865,052,002.10 × 4,763,876,871.80
  4. Step 4: Simplify right side
    7,243,368,001.40x = 51,759,769,943,708,475,392
  5. Step 5: Solve for x
    x = 51,759,769,943,708,475,392/7,243,368,001.40
  6. Step 6: Final answer
    x = 7,145,815,307.70

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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.