Home / 402,937,676.10-604,406,514.15-130,335,999.30

Finding the Fourth Proportional to 402,937,676.10, 604,406,514.15 and 130,335,999.30

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Solution

The fourth proportional to 402,937,676.10, 604,406,514.15 and 130,335,999.30 is: 195,503,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,937,676.10 : 604,406,514.15 = 130,335,999.30 : x
  2. Step 2: Convert to fraction form
    402,937,676.10/604,406,514.15 = 130,335,999.30/x
  3. Step 3: Cross multiply
    402,937,676.10x = 604,406,514.15 × 130,335,999.30
  4. Step 4: Simplify right side
    402,937,676.10x = 78,775,927,005,169,840
  5. Step 5: Solve for x
    x = 78,775,927,005,169,840/402,937,676.10
  6. Step 6: Final answer
    x = 195,503,998.95

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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.