Home / 371,877,765,645.60-557,816,648,468.40-120,364,384,186.80

Finding the Fourth Proportional to 371,877,765,645.60, 557,816,648,468.40 and 120,364,384,186.80

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Solution

The fourth proportional to 371,877,765,645.60, 557,816,648,468.40 and 120,364,384,186.80 is: 180,546,576,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,877,765,645.60 : 557,816,648,468.40 = 120,364,384,186.80 : x
  2. Step 2: Convert to fraction form
    371,877,765,645.60/557,816,648,468.40 = 120,364,384,186.80/x
  3. Step 3: Cross multiply
    371,877,765,645.60x = 557,816,648,468.40 × 120,364,384,186.80
  4. Step 4: Simplify right side
    371,877,765,645.60x = 67,141,257,382,043,662,155,776
  5. Step 5: Solve for x
    x = 67,141,257,382,043,662,155,776/371,877,765,645.60
  6. Step 6: Final answer
    x = 180,546,576,280.20

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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.