Home / 61,618,178.25-85,035,743.19-34,116,106.50

Finding the Fourth Proportional to 61,618,178.25, 85,035,743.19 and 34,116,106.50

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Solution

The fourth proportional to 61,618,178.25, 85,035,743.19 and 34,116,106.50 is: 47,081,698.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,618,178.25 : 85,035,743.19 = 34,116,106.50 : x
  2. Step 2: Convert to fraction form
    61,618,178.25/85,035,743.19 = 34,116,106.50/x
  3. Step 3: Cross multiply
    61,618,178.25x = 85,035,743.19 × 34,116,106.50
  4. Step 4: Simplify right side
    61,618,178.25x = 2,901,088,470,976,689.50
  5. Step 5: Solve for x
    x = 2,901,088,470,976,689.50/61,618,178.25
  6. Step 6: Final answer
    x = 47,081,698.18

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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.