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Finding the Third Proportional to 7,069,174,454 and 15,379,484,168

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Solution

The third proportional to 7,069,174,454 and 15,379,484,168 is: 33,459,145,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,174,454 : 15,379,484,168 = 15,379,484,168 : x
  2. Step 2: Convert to fraction form
    7,069,174,454/15,379,484,168 = 15,379,484,168/x
  3. Step 3: Cross multiply
    7,069,174,454x = 15,379,484,168 × 15,379,484,168
  4. Step 4: Simplify right side
    7,069,174,454x = 236,528,533,273,762,660,352
  5. Step 5: Solve for x
    x = 236,528,533,273,762,660,352/7,069,174,454
  6. Step 6: Final answer
    x = 33,459,145,026.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.