Home / 11,905,421,870.93-17,858,179,602.72-4,823,038,531.17

Finding the Fourth Proportional to 11,905,421,870.93, 17,858,179,602.72 and 4,823,038,531.17

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Solution

The fourth proportional to 11,905,421,870.93, 17,858,179,602.72 and 4,823,038,531.17 is: 7,234,576,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905,421,870.93 : 17,858,179,602.72 = 4,823,038,531.17 : x
  2. Step 2: Convert to fraction form
    11,905,421,870.93/17,858,179,602.72 = 4,823,038,531.17/x
  3. Step 3: Cross multiply
    11,905,421,870.93x = 17,858,179,602.72 × 4,823,038,531.17
  4. Step 4: Simplify right side
    11,905,421,870.93x = 86,130,688,320,472,727,552
  5. Step 5: Solve for x
    x = 86,130,688,320,472,727,552/11,905,421,870.93
  6. Step 6: Final answer
    x = 7,234,576,754.55

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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.