Home / 84,920,604.60-127,191,950.10-69,804,060.60

Finding the Fourth Proportional to 84,920,604.60, 127,191,950.10 and 69,804,060.60

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Solution

The fourth proportional to 84,920,604.60, 127,191,950.10 and 69,804,060.60 is: 104,550,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,920,604.60 : 127,191,950.10 = 69,804,060.60 : x
  2. Step 2: Convert to fraction form
    84,920,604.60/127,191,950.10 = 69,804,060.60/x
  3. Step 3: Cross multiply
    84,920,604.60x = 127,191,950.10 × 69,804,060.60
  4. Step 4: Simplify right side
    84,920,604.60x = 8,878,514,592,612,575
  5. Step 5: Solve for x
    x = 8,878,514,592,612,575/84,920,604.60
  6. Step 6: Final answer
    x = 104,550,769.92

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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.