Home / 291,902,895.40-437,854,343.10-97,749,783.40

Finding the Fourth Proportional to 291,902,895.40, 437,854,343.10 and 97,749,783.40

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Solution

The fourth proportional to 291,902,895.40, 437,854,343.10 and 97,749,783.40 is: 146,624,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,902,895.40 : 437,854,343.10 = 97,749,783.40 : x
  2. Step 2: Convert to fraction form
    291,902,895.40/437,854,343.10 = 97,749,783.40/x
  3. Step 3: Cross multiply
    291,902,895.40x = 437,854,343.10 × 97,749,783.40
  4. Step 4: Simplify right side
    291,902,895.40x = 42,800,167,198,774,288
  5. Step 5: Solve for x
    x = 42,800,167,198,774,288/291,902,895.40
  6. Step 6: Final answer
    x = 146,624,675.10

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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.