Home / 161,802,946,368.51-242,758,320,403.10-54,247,860,333.27

Finding the Fourth Proportional to 161,802,946,368.51, 242,758,320,403.10 and 54,247,860,333.27

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Solution

The fourth proportional to 161,802,946,368.51, 242,758,320,403.10 and 54,247,860,333.27 is: 81,389,861,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,802,946,368.51 : 242,758,320,403.10 = 54,247,860,333.27 : x
  2. Step 2: Convert to fraction form
    161,802,946,368.51/242,758,320,403.10 = 54,247,860,333.27/x
  3. Step 3: Cross multiply
    161,802,946,368.51x = 242,758,320,403.10 × 54,247,860,333.27
  4. Step 4: Simplify right side
    161,802,946,368.51x = 13,169,119,459,966,577,541,120
  5. Step 5: Solve for x
    x = 13,169,119,459,966,577,541,120/161,802,946,368.51
  6. Step 6: Final answer
    x = 81,389,861,900.13

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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.