Home / 85,209,189,465.60-127,813,784,198.40-35,558,144,870.40

Finding the Fourth Proportional to 85,209,189,465.60, 127,813,784,198.40 and 35,558,144,870.40

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Solution

The fourth proportional to 85,209,189,465.60, 127,813,784,198.40 and 35,558,144,870.40 is: 53,337,217,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,209,189,465.60 : 127,813,784,198.40 = 35,558,144,870.40 : x
  2. Step 2: Convert to fraction form
    85,209,189,465.60/127,813,784,198.40 = 35,558,144,870.40/x
  3. Step 3: Cross multiply
    85,209,189,465.60x = 127,813,784,198.40 × 35,558,144,870.40
  4. Step 4: Simplify right side
    85,209,189,465.60x = 4,544,821,054,960,749,772,800
  5. Step 5: Solve for x
    x = 4,544,821,054,960,749,772,800/85,209,189,465.60
  6. Step 6: Final answer
    x = 53,337,217,305.60

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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.