Home / 220,386,899.81-304,124,803.35-119,915,750.52

Finding the Fourth Proportional to 220,386,899.81, 304,124,803.35 and 119,915,750.52

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Solution

The fourth proportional to 220,386,899.81, 304,124,803.35 and 119,915,750.52 is: 165,478,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,386,899.81 : 304,124,803.35 = 119,915,750.52 : x
  2. Step 2: Convert to fraction form
    220,386,899.81/304,124,803.35 = 119,915,750.52/x
  3. Step 3: Cross multiply
    220,386,899.81x = 304,124,803.35 × 119,915,750.52
  4. Step 4: Simplify right side
    220,386,899.81x = 36,469,354,045,462,664
  5. Step 5: Solve for x
    x = 36,469,354,045,462,664/220,386,899.81
  6. Step 6: Final answer
    x = 165,478,774.27

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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.