Home / 291,902,873.40-437,854,310.10-97,749,761.40

Finding the Fourth Proportional to 291,902,873.40, 437,854,310.10 and 97,749,761.40

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Solution

The fourth proportional to 291,902,873.40, 437,854,310.10 and 97,749,761.40 is: 146,624,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,902,873.40 : 437,854,310.10 = 97,749,761.40 : x
  2. Step 2: Convert to fraction form
    291,902,873.40/437,854,310.10 = 97,749,761.40/x
  3. Step 3: Cross multiply
    291,902,873.40x = 437,854,310.10 × 97,749,761.40
  4. Step 4: Simplify right side
    291,902,873.40x = 42,800,154,340,236,616
  5. Step 5: Solve for x
    x = 42,800,154,340,236,616/291,902,873.40
  6. Step 6: Final answer
    x = 146,624,642.10

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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.