Home / 127,813,921,803.90-191,720,882,705.85-53,337,354,911.10

Finding the Fourth Proportional to 127,813,921,803.90, 191,720,882,705.85 and 53,337,354,911.10

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Solution

The fourth proportional to 127,813,921,803.90, 191,720,882,705.85 and 53,337,354,911.10 is: 80,006,032,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,813,921,803.90 : 191,720,882,705.85 = 53,337,354,911.10 : x
  2. Step 2: Convert to fraction form
    127,813,921,803.90/191,720,882,705.85 = 53,337,354,911.10/x
  3. Step 3: Cross multiply
    127,813,921,803.90x = 191,720,882,705.85 × 53,337,354,911.10
  4. Step 4: Simplify right side
    127,813,921,803.90x = 10,225,884,764,751,295,152,128
  5. Step 5: Solve for x
    x = 10,225,884,764,751,295,152,128/127,813,921,803.90
  6. Step 6: Final answer
    x = 80,006,032,366.65

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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.