Home / 6,645,732,668.73-9,173,934,947.75-4,140,843,973.74

Finding the Fourth Proportional to 6,645,732,668.73, 9,173,934,947.75 and 4,140,843,973.74

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Solution

The fourth proportional to 6,645,732,668.73, 9,173,934,947.75 and 4,140,843,973.74 is: 5,716,124,186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,732,668.73 : 9,173,934,947.75 = 4,140,843,973.74 : x
  2. Step 2: Convert to fraction form
    6,645,732,668.73/9,173,934,947.75 = 4,140,843,973.74/x
  3. Step 3: Cross multiply
    6,645,732,668.73x = 9,173,934,947.75 × 4,140,843,973.74
  4. Step 4: Simplify right side
    6,645,732,668.73x = 37,987,833,243,852,668,928
  5. Step 5: Solve for x
    x = 37,987,833,243,852,668,928/6,645,732,668.73
  6. Step 6: Final answer
    x = 5,716,124,186.37

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Double scale
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1.5x scale

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.