Home / 464,135,312.12-696,127,288.28-136,534,209.57

Finding the Fourth Proportional to 464,135,312.12, 696,127,288.28 and 136,534,209.57

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Solution

The fourth proportional to 464,135,312.12, 696,127,288.28 and 136,534,209.57 is: 204,779,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,135,312.12 : 696,127,288.28 = 136,534,209.57 : x
  2. Step 2: Convert to fraction form
    464,135,312.12/696,127,288.28 = 136,534,209.57/x
  3. Step 3: Cross multiply
    464,135,312.12x = 696,127,288.28 × 136,534,209.57
  4. Step 4: Simplify right side
    464,135,312.12x = 95,045,189,064,734,640
  5. Step 5: Solve for x
    x = 95,045,189,064,734,640/464,135,312.12
  6. Step 6: Final answer
    x = 204,779,051.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.