Home / 176,688,127.80-265,032,191.70-68,982,751.80

Finding the Fourth Proportional to 176,688,127.80, 265,032,191.70 and 68,982,751.80

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Solution

The fourth proportional to 176,688,127.80, 265,032,191.70 and 68,982,751.80 is: 103,474,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,688,127.80 : 265,032,191.70 = 68,982,751.80 : x
  2. Step 2: Convert to fraction form
    176,688,127.80/265,032,191.70 = 68,982,751.80/x
  3. Step 3: Cross multiply
    176,688,127.80x = 265,032,191.70 × 68,982,751.80
  4. Step 4: Simplify right side
    176,688,127.80x = 18,282,649,899,051,120
  5. Step 5: Solve for x
    x = 18,282,649,899,051,120/176,688,127.80
  6. Step 6: Final answer
    x = 103,474,127.70

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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.