Home / 9,988,800,869.43-13,782,793,032.75-5,700,056,056.20

Finding the Fourth Proportional to 9,988,800,869.43, 13,782,793,032.75 and 5,700,056,056.20

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Solution

The fourth proportional to 9,988,800,869.43, 13,782,793,032.75 and 5,700,056,056.20 is: 7,865,077,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988,800,869.43 : 13,782,793,032.75 = 5,700,056,056.20 : x
  2. Step 2: Convert to fraction form
    9,988,800,869.43/13,782,793,032.75 = 5,700,056,056.20/x
  3. Step 3: Cross multiply
    9,988,800,869.43x = 13,782,793,032.75 × 5,700,056,056.20
  4. Step 4: Simplify right side
    9,988,800,869.43x = 78,562,692,897,677,803,520
  5. Step 5: Solve for x
    x = 78,562,692,897,677,803,520/9,988,800,869.43
  6. Step 6: Final answer
    x = 7,865,077,492.75

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Double scale
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1.5x scale

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.