Home / 163,772,928,000.30-245,659,392,000.45-75,613,243,392.30

Finding the Fourth Proportional to 163,772,928,000.30, 245,659,392,000.45 and 75,613,243,392.30

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Solution

The fourth proportional to 163,772,928,000.30, 245,659,392,000.45 and 75,613,243,392.30 is: 113,419,865,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,772,928,000.30 : 245,659,392,000.45 = 75,613,243,392.30 : x
  2. Step 2: Convert to fraction form
    163,772,928,000.30/245,659,392,000.45 = 75,613,243,392.30/x
  3. Step 3: Cross multiply
    163,772,928,000.30x = 245,659,392,000.45 × 75,613,243,392.30
  4. Step 4: Simplify right side
    163,772,928,000.30x = 18,575,103,398,934,462,070,784
  5. Step 5: Solve for x
    x = 18,575,103,398,934,462,070,784/163,772,928,000.30
  6. Step 6: Final answer
    x = 113,419,865,088.45

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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.