Home / 7,008,768,246.40-10,513,152,369.60-4,251,510,620.80

Finding the Fourth Proportional to 7,008,768,246.40, 10,513,152,369.60 and 4,251,510,620.80

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Solution

The fourth proportional to 7,008,768,246.40, 10,513,152,369.60 and 4,251,510,620.80 is: 6,377,265,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,768,246.40 : 10,513,152,369.60 = 4,251,510,620.80 : x
  2. Step 2: Convert to fraction form
    7,008,768,246.40/10,513,152,369.60 = 4,251,510,620.80/x
  3. Step 3: Cross multiply
    7,008,768,246.40x = 10,513,152,369.60 × 4,251,510,620.80
  4. Step 4: Simplify right side
    7,008,768,246.40x = 44,696,778,957,443,088,384
  5. Step 5: Solve for x
    x = 44,696,778,957,443,088,384/7,008,768,246.40
  6. Step 6: Final answer
    x = 6,377,265,931.20

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Double scale
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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.