Home / 11,428,196,487.30-17,144,502,318.92-4,345,128,638.64

Finding the Fourth Proportional to 11,428,196,487.30, 17,144,502,318.92 and 4,345,128,638.64

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Solution

The fourth proportional to 11,428,196,487.30, 17,144,502,318.92 and 4,345,128,638.64 is: 6,518,532,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,196,487.30 : 17,144,502,318.92 = 4,345,128,638.64 : x
  2. Step 2: Convert to fraction form
    11,428,196,487.30/17,144,502,318.92 = 4,345,128,638.64/x
  3. Step 3: Cross multiply
    11,428,196,487.30x = 17,144,502,318.92 × 4,345,128,638.64
  4. Step 4: Simplify right side
    11,428,196,487.30x = 74,495,068,021,182,218,240
  5. Step 5: Solve for x
    x = 74,495,068,021,182,218,240/11,428,196,487.30
  6. Step 6: Final answer
    x = 6,518,532,307.70

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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.