Home / 97,750,901.40-146,500,380.90-74,918,621.40

Finding the Fourth Proportional to 97,750,901.40, 146,500,380.90 and 74,918,621.40

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Solution

The fourth proportional to 97,750,901.40, 146,500,380.90 and 74,918,621.40 is: 112,281,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,750,901.40 : 146,500,380.90 = 74,918,621.40 : x
  2. Step 2: Convert to fraction form
    97,750,901.40/146,500,380.90 = 74,918,621.40/x
  3. Step 3: Cross multiply
    97,750,901.40x = 146,500,380.90 × 74,918,621.40
  4. Step 4: Simplify right side
    97,750,901.40x = 10,975,606,571,602,892
  5. Step 5: Solve for x
    x = 10,975,606,571,602,892/97,750,901.40
  6. Step 6: Final answer
    x = 112,281,384.77

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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.