Home / 320,359,600,292.35-442,096,686,196.36-173,872,063,957.90

Finding the Fourth Proportional to 320,359,600,292.35, 442,096,686,196.36 and 173,872,063,957.90

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Solution

The fourth proportional to 320,359,600,292.35, 442,096,686,196.36 and 173,872,063,957.90 is: 239,943,685,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,359,600,292.35 : 442,096,686,196.36 = 173,872,063,957.90 : x
  2. Step 2: Convert to fraction form
    320,359,600,292.35/442,096,686,196.36 = 173,872,063,957.90/x
  3. Step 3: Cross multiply
    320,359,600,292.35x = 442,096,686,196.36 × 173,872,063,957.90
  4. Step 4: Simplify right side
    320,359,600,292.35x = 76,868,263,297,909,140,750,336
  5. Step 5: Solve for x
    x = 76,868,263,297,909,140,750,336/320,359,600,292.35
  6. Step 6: Final answer
    x = 239,943,685,869.76

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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.