Home / 151,478,766,963.64-209,043,144,000.66-82,896,139,173.52

Finding the Fourth Proportional to 151,478,766,963.64, 209,043,144,000.66 and 82,896,139,173.52

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Solution

The fourth proportional to 151,478,766,963.64, 209,043,144,000.66 and 82,896,139,173.52 is: 114,398,010,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,478,766,963.64 : 209,043,144,000.66 = 82,896,139,173.52 : x
  2. Step 2: Convert to fraction form
    151,478,766,963.64/209,043,144,000.66 = 82,896,139,173.52/x
  3. Step 3: Cross multiply
    151,478,766,963.64x = 209,043,144,000.66 × 82,896,139,173.52
  4. Step 4: Simplify right side
    151,478,766,963.64x = 17,328,869,558,348,895,223,808
  5. Step 5: Solve for x
    x = 17,328,869,558,348,895,223,808/151,478,766,963.64
  6. Step 6: Final answer
    x = 114,398,010,399.10

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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.