Home / 219,180,386.01-302,354,259.12-135,521,774.85

Finding the Fourth Proportional to 219,180,386.01, 302,354,259.12 and 135,521,774.85

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Solution

The fourth proportional to 219,180,386.01, 302,354,259.12 and 135,521,774.85 is: 186,949,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,180,386.01 : 302,354,259.12 = 135,521,774.85 : x
  2. Step 2: Convert to fraction form
    219,180,386.01/302,354,259.12 = 135,521,774.85/x
  3. Step 3: Cross multiply
    219,180,386.01x = 302,354,259.12 × 135,521,774.85
  4. Step 4: Simplify right side
    219,180,386.01x = 40,975,585,829,399,200
  5. Step 5: Solve for x
    x = 40,975,585,829,399,200/219,180,386.01
  6. Step 6: Final answer
    x = 186,949,145.29

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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.