Home / 242,337,969.10-363,497,622.45-80,779,905.10

Finding the Fourth Proportional to 242,337,969.10, 363,497,622.45 and 80,779,905.10

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Solution

The fourth proportional to 242,337,969.10, 363,497,622.45 and 80,779,905.10 is: 121,166,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,337,969.10 : 363,497,622.45 = 80,779,905.10 : x
  2. Step 2: Convert to fraction form
    242,337,969.10/363,497,622.45 = 80,779,905.10/x
  3. Step 3: Cross multiply
    242,337,969.10x = 363,497,622.45 × 80,779,905.10
  4. Step 4: Simplify right side
    242,337,969.10x = 29,363,303,445,586,628
  5. Step 5: Solve for x
    x = 29,363,303,445,586,628/242,337,969.10
  6. Step 6: Final answer
    x = 121,166,747.23

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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.