Home / 7,817,910,929.71-10,788,724,034.91-4,249,617,835.75

Finding the Fourth Proportional to 7,817,910,929.71, 10,788,724,034.91 and 4,249,617,835.75

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Solution

The fourth proportional to 7,817,910,929.71, 10,788,724,034.91 and 4,249,617,835.75 is: 5,864,476,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817,910,929.71 : 10,788,724,034.91 = 4,249,617,835.75 : x
  2. Step 2: Convert to fraction form
    7,817,910,929.71/10,788,724,034.91 = 4,249,617,835.75/x
  3. Step 3: Cross multiply
    7,817,910,929.71x = 10,788,724,034.91 × 4,249,617,835.75
  4. Step 4: Simplify right side
    7,817,910,929.71x = 45,847,954,083,711,270,912
  5. Step 5: Solve for x
    x = 45,847,954,083,711,270,912/7,817,910,929.71
  6. Step 6: Final answer
    x = 5,864,476,392.22

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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.