Home / 8,558,752,407.60-12,838,128,611.40-4,885,432,215.60

Finding the Fourth Proportional to 8,558,752,407.60, 12,838,128,611.40 and 4,885,432,215.60

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Solution

The fourth proportional to 8,558,752,407.60, 12,838,128,611.40 and 4,885,432,215.60 is: 7,328,148,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558,752,407.60 : 12,838,128,611.40 = 4,885,432,215.60 : x
  2. Step 2: Convert to fraction form
    8,558,752,407.60/12,838,128,611.40 = 4,885,432,215.60/x
  3. Step 3: Cross multiply
    8,558,752,407.60x = 12,838,128,611.40 × 4,885,432,215.60
  4. Step 4: Simplify right side
    8,558,752,407.60x = 62,719,807,106,149,654,528
  5. Step 5: Solve for x
    x = 62,719,807,106,149,654,528/8,558,752,407.60
  6. Step 6: Final answer
    x = 7,328,148,323.40

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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.