Home / 15,009,119,245,564-20,711,447,855,900-8,423,342,977,469.40

Finding the Fourth Proportional to 15,009,119,245,564, 20,711,447,855,900 and 8,423,342,977,469.40

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Solution

The fourth proportional to 15,009,119,245,564, 20,711,447,855,900 and 8,423,342,977,469.40 is: 11,623,575,374,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009,119,245,564 : 20,711,447,855,900 = 8,423,342,977,469.40 : x
  2. Step 2: Convert to fraction form
    15,009,119,245,564/20,711,447,855,900 = 8,423,342,977,469.40/x
  3. Step 3: Cross multiply
    15,009,119,245,564x = 20,711,447,855,900 × 8,423,342,977,469.40
  4. Step 4: Simplify right side
    15,009,119,245,564x = 174,459,628,850,218,943,150,817,280
  5. Step 5: Solve for x
    x = 174,459,628,850,218,943,150,817,280/15,009,119,245,564
  6. Step 6: Final answer
    x = 11,623,575,374,136.70

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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.