Home / 11,428,196,488.30-17,144,502,320.42-4,345,128,639.64

Finding the Fourth Proportional to 11,428,196,488.30, 17,144,502,320.42 and 4,345,128,639.64

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Solution

The fourth proportional to 11,428,196,488.30, 17,144,502,320.42 and 4,345,128,639.64 is: 6,518,532,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,196,488.30 : 17,144,502,320.42 = 4,345,128,639.64 : x
  2. Step 2: Convert to fraction form
    11,428,196,488.30/17,144,502,320.42 = 4,345,128,639.64/x
  3. Step 3: Cross multiply
    11,428,196,488.30x = 17,144,502,320.42 × 4,345,128,639.64
  4. Step 4: Simplify right side
    11,428,196,488.30x = 74,495,068,044,831,391,744
  5. Step 5: Solve for x
    x = 74,495,068,044,831,391,744/11,428,196,488.30
  6. Step 6: Final answer
    x = 6,518,532,309.20

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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.