Home / 117,325,809.40-176,009,709.30-49,175,390.20

Finding the Fourth Proportional to 117,325,809.40, 176,009,709.30 and 49,175,390.20

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Solution

The fourth proportional to 117,325,809.40, 176,009,709.30 and 49,175,390.20 is: 73,771,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,325,809.40 : 176,009,709.30 = 49,175,390.20 : x
  2. Step 2: Convert to fraction form
    117,325,809.40/176,009,709.30 = 49,175,390.20/x
  3. Step 3: Cross multiply
    117,325,809.40x = 176,009,709.30 × 49,175,390.20
  4. Step 4: Simplify right side
    117,325,809.40x = 8,655,346,133,816,070
  5. Step 5: Solve for x
    x = 8,655,346,133,816,070/117,325,809.40
  6. Step 6: Final answer
    x = 73,771,885.13

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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.