Home / 209,443,065,065.28-289,032,312,487.68-117,992,713,181.76

Finding the Fourth Proportional to 209,443,065,065.28, 289,032,312,487.68 and 117,992,713,181.76

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Solution

The fourth proportional to 209,443,065,065.28, 289,032,312,487.68 and 117,992,713,181.76 is: 162,830,441,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,443,065,065.28 : 289,032,312,487.68 = 117,992,713,181.76 : x
  2. Step 2: Convert to fraction form
    209,443,065,065.28/289,032,312,487.68 = 117,992,713,181.76/x
  3. Step 3: Cross multiply
    209,443,065,065.28x = 289,032,312,487.68 × 117,992,713,181.76
  4. Step 4: Simplify right side
    209,443,065,065.28x = 34,103,706,747,619,652,927,488
  5. Step 5: Solve for x
    x = 34,103,706,747,619,652,927,488/209,443,065,065.28
  6. Step 6: Final answer
    x = 162,830,441,471.00

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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.