Home / 98,111,004.60-135,396,253.98-56,302,718.52

Finding the Fourth Proportional to 98,111,004.60, 135,396,253.98 and 56,302,718.52

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Solution

The fourth proportional to 98,111,004.60, 135,396,253.98 and 56,302,718.52 is: 77,699,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,111,004.60 : 135,396,253.98 = 56,302,718.52 : x
  2. Step 2: Convert to fraction form
    98,111,004.60/135,396,253.98 = 56,302,718.52/x
  3. Step 3: Cross multiply
    98,111,004.60x = 135,396,253.98 × 56,302,718.52
  4. Step 4: Simplify right side
    98,111,004.60x = 7,623,177,176,498,370
  5. Step 5: Solve for x
    x = 7,623,177,176,498,370/98,111,004.60
  6. Step 6: Final answer
    x = 77,699,511.97

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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.