Home / 320,359,600,292.47-442,096,686,196.53-173,872,063,958.02

Finding the Fourth Proportional to 320,359,600,292.47, 442,096,686,196.53 and 173,872,063,958.02

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Solution

The fourth proportional to 320,359,600,292.47, 442,096,686,196.53 and 173,872,063,958.02 is: 239,943,685,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,359,600,292.47 : 442,096,686,196.53 = 173,872,063,958.02 : x
  2. Step 2: Convert to fraction form
    320,359,600,292.47/442,096,686,196.53 = 173,872,063,958.02/x
  3. Step 3: Cross multiply
    320,359,600,292.47x = 442,096,686,196.53 × 173,872,063,958.02
  4. Step 4: Simplify right side
    320,359,600,292.47x = 76,868,263,297,991,768,539,136
  5. Step 5: Solve for x
    x = 76,868,263,297,991,768,539,136/320,359,600,292.47
  6. Step 6: Final answer
    x = 239,943,685,869.93

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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.