Home / 161,558,793,669.60-242,338,190,504.40-77,875,968,045.60

Finding the Fourth Proportional to 161,558,793,669.60, 242,338,190,504.40 and 77,875,968,045.60

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Solution

The fourth proportional to 161,558,793,669.60, 242,338,190,504.40 and 77,875,968,045.60 is: 116,813,952,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,558,793,669.60 : 242,338,190,504.40 = 77,875,968,045.60 : x
  2. Step 2: Convert to fraction form
    161,558,793,669.60/242,338,190,504.40 = 77,875,968,045.60/x
  3. Step 3: Cross multiply
    161,558,793,669.60x = 242,338,190,504.40 × 77,875,968,045.60
  4. Step 4: Simplify right side
    161,558,793,669.60x = 18,872,321,179,949,180,387,328
  5. Step 5: Solve for x
    x = 18,872,321,179,949,180,387,328/161,558,793,669.60
  6. Step 6: Final answer
    x = 116,813,952,068.40

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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.