Home / 161,702,117.70-242,553,176.55-64,672,800.90

Finding the Fourth Proportional to 161,702,117.70, 242,553,176.55 and 64,672,800.90

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Solution

The fourth proportional to 161,702,117.70, 242,553,176.55 and 64,672,800.90 is: 97,009,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,702,117.70 : 242,553,176.55 = 64,672,800.90 : x
  2. Step 2: Convert to fraction form
    161,702,117.70/242,553,176.55 = 64,672,800.90/x
  3. Step 3: Cross multiply
    161,702,117.70x = 242,553,176.55 × 64,672,800.90
  4. Step 4: Simplify right side
    161,702,117.70x = 15,686,593,294,680,700
  5. Step 5: Solve for x
    x = 15,686,593,294,680,700/161,702,117.70
  6. Step 6: Final answer
    x = 97,009,201.35

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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.