Home / 145,759,746.83-201,149,789.04-83,034,915.17

Finding the Fourth Proportional to 145,759,746.83, 201,149,789.04 and 83,034,915.17

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Solution

The fourth proportional to 145,759,746.83, 201,149,789.04 and 83,034,915.17 is: 114,588,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,759,746.83 : 201,149,789.04 = 83,034,915.17 : x
  2. Step 2: Convert to fraction form
    145,759,746.83/201,149,789.04 = 83,034,915.17/x
  3. Step 3: Cross multiply
    145,759,746.83x = 201,149,789.04 × 83,034,915.17
  4. Step 4: Simplify right side
    145,759,746.83x = 16,702,455,668,394,048
  5. Step 5: Solve for x
    x = 16,702,455,668,394,048/145,759,746.83
  6. Step 6: Final answer
    x = 114,588,945.39

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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.