Home / 1,435,438,065.82-2,153,157,099.96-344,921,133.82

Finding the Fourth Proportional to 1,435,438,065.82, 2,153,157,099.96 and 344,921,133.82

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Solution

The fourth proportional to 1,435,438,065.82, 2,153,157,099.96 and 344,921,133.82 is: 517,381,701.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,438,065.82 : 2,153,157,099.96 = 344,921,133.82 : x
  2. Step 2: Convert to fraction form
    1,435,438,065.82/2,153,157,099.96 = 344,921,133.82/x
  3. Step 3: Cross multiply
    1,435,438,065.82x = 2,153,157,099.96 × 344,921,133.82
  4. Step 4: Simplify right side
    1,435,438,065.82x = 742,669,388,210,786,304
  5. Step 5: Solve for x
    x = 742,669,388,210,786,304/1,435,438,065.82
  6. Step 6: Final answer
    x = 517,381,701.03

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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.