Home / 3,785,688,026.40-5,678,532,039.60-3,140,715,482.40

Finding the Fourth Proportional to 3,785,688,026.40, 5,678,532,039.60 and 3,140,715,482.40

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Solution

The fourth proportional to 3,785,688,026.40, 5,678,532,039.60 and 3,140,715,482.40 is: 4,711,073,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,688,026.40 : 5,678,532,039.60 = 3,140,715,482.40 : x
  2. Step 2: Convert to fraction form
    3,785,688,026.40/5,678,532,039.60 = 3,140,715,482.40/x
  3. Step 3: Cross multiply
    3,785,688,026.40x = 5,678,532,039.60 × 3,140,715,482.40
  4. Step 4: Simplify right side
    3,785,688,026.40x = 17,834,653,494,076,172,288
  5. Step 5: Solve for x
    x = 17,834,653,494,076,172,288/3,785,688,026.40
  6. Step 6: Final answer
    x = 4,711,073,223.60

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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.