Home / 52,793,794,394.48-72,856,817,056.57-28,709,224,618.68

Finding the Fourth Proportional to 52,793,794,394.48, 72,856,817,056.57 and 28,709,224,618.68

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Solution

The fourth proportional to 52,793,794,394.48, 72,856,817,056.57 and 28,709,224,618.68 is: 39,619,480,847.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,793,794,394.48 : 72,856,817,056.57 = 28,709,224,618.68 : x
  2. Step 2: Convert to fraction form
    52,793,794,394.48/72,856,817,056.57 = 28,709,224,618.68/x
  3. Step 3: Cross multiply
    52,793,794,394.48x = 72,856,817,056.57 × 28,709,224,618.68
  4. Step 4: Simplify right side
    52,793,794,394.48x = 2,091,662,725,879,086,710,784
  5. Step 5: Solve for x
    x = 2,091,662,725,879,086,710,784/52,793,794,394.48
  6. Step 6: Final answer
    x = 39,619,480,847.50

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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.