Home / 7,875,248,302.80-11,810,982,886.20-4,551,876,104.40

Finding the Fourth Proportional to 7,875,248,302.80, 11,810,982,886.20 and 4,551,876,104.40

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Solution

The fourth proportional to 7,875,248,302.80, 11,810,982,886.20 and 4,551,876,104.40 is: 6,826,721,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,248,302.80 : 11,810,982,886.20 = 4,551,876,104.40 : x
  2. Step 2: Convert to fraction form
    7,875,248,302.80/11,810,982,886.20 = 4,551,876,104.40/x
  3. Step 3: Cross multiply
    7,875,248,302.80x = 11,810,982,886.20 × 4,551,876,104.40
  4. Step 4: Simplify right side
    7,875,248,302.80x = 53,762,130,769,171,120,128
  5. Step 5: Solve for x
    x = 53,762,130,769,171,120,128/7,875,248,302.80
  6. Step 6: Final answer
    x = 6,826,721,990.47

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1.5x scale

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.