Home / 15,009,119,245,455-20,711,447,855,748-8,423,342,977,360.50

Finding the Fourth Proportional to 15,009,119,245,455, 20,711,447,855,748 and 8,423,342,977,360.50

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Solution

The fourth proportional to 15,009,119,245,455, 20,711,447,855,748 and 8,423,342,977,360.50 is: 11,623,575,373,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009,119,245,455 : 20,711,447,855,748 = 8,423,342,977,360.50 : x
  2. Step 2: Convert to fraction form
    15,009,119,245,455/20,711,447,855,748 = 8,423,342,977,360.50/x
  3. Step 3: Cross multiply
    15,009,119,245,455x = 20,711,447,855,748 × 8,423,342,977,360.50
  4. Step 4: Simplify right side
    15,009,119,245,455x = 174,459,628,846,683,085,554,581,504
  5. Step 5: Solve for x
    x = 174,459,628,846,683,085,554,581,504/15,009,119,245,455
  6. Step 6: Final answer
    x = 11,623,575,373,985.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.