Home / 63,478,904.40-87,600,944.52-34,505,528.40

Finding the Fourth Proportional to 63,478,904.40, 87,600,944.52 and 34,505,528.40

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Solution

The fourth proportional to 63,478,904.40, 87,600,944.52 and 34,505,528.40 is: 47,617,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,478,904.40 : 87,600,944.52 = 34,505,528.40 : x
  2. Step 2: Convert to fraction form
    63,478,904.40/87,600,944.52 = 34,505,528.40/x
  3. Step 3: Cross multiply
    63,478,904.40x = 87,600,944.52 × 34,505,528.40
  4. Step 4: Simplify right side
    63,478,904.40x = 3,022,716,879,001,684
  5. Step 5: Solve for x
    x = 3,022,716,879,001,684/63,478,904.40
  6. Step 6: Final answer
    x = 47,617,659.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.