Home / 10,377,178,515.70-15,565,767,773.55-4,781,104,785.70

Finding the Fourth Proportional to 10,377,178,515.70, 15,565,767,773.55 and 4,781,104,785.70

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Solution

The fourth proportional to 10,377,178,515.70, 15,565,767,773.55 and 4,781,104,785.70 is: 7,171,657,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,178,515.70 : 15,565,767,773.55 = 4,781,104,785.70 : x
  2. Step 2: Convert to fraction form
    10,377,178,515.70/15,565,767,773.55 = 4,781,104,785.70/x
  3. Step 3: Cross multiply
    10,377,178,515.70x = 15,565,767,773.55 × 4,781,104,785.70
  4. Step 4: Simplify right side
    10,377,178,515.70x = 74,421,566,795,214,733,312
  5. Step 5: Solve for x
    x = 74,421,566,795,214,733,312/10,377,178,515.70
  6. Step 6: Final answer
    x = 7,171,657,178.55

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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.