Home / 161,607,282.80-242,444,969.40-52,423,928.48

Finding the Fourth Proportional to 161,607,282.80, 242,444,969.40 and 52,423,928.48

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Solution

The fourth proportional to 161,607,282.80, 242,444,969.40 and 52,423,928.48 is: 78,646,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,607,282.80 : 242,444,969.40 = 52,423,928.48 : x
  2. Step 2: Convert to fraction form
    161,607,282.80/242,444,969.40 = 52,423,928.48/x
  3. Step 3: Cross multiply
    161,607,282.80x = 242,444,969.40 × 52,423,928.48
  4. Step 4: Simplify right side
    161,607,282.80x = 12,709,917,736,161,388
  5. Step 5: Solve for x
    x = 12,709,917,736,161,388/161,607,282.80
  6. Step 6: Final answer
    x = 78,646,936.67

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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.