Home / 21,164,484,347.20-31,746,812,110.26-8,573,580,899.56

Finding the Fourth Proportional to 21,164,484,347.20, 31,746,812,110.26 and 8,573,580,899.56

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Solution

The fourth proportional to 21,164,484,347.20, 31,746,812,110.26 and 8,573,580,899.56 is: 12,860,406,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,164,484,347.20 : 31,746,812,110.26 = 8,573,580,899.56 : x
  2. Step 2: Convert to fraction form
    21,164,484,347.20/31,746,812,110.26 = 8,573,580,899.56/x
  3. Step 3: Cross multiply
    21,164,484,347.20x = 31,746,812,110.26 × 8,573,580,899.56
  4. Step 4: Simplify right side
    21,164,484,347.20x = 272,183,861,930,445,242,368
  5. Step 5: Solve for x
    x = 272,183,861,930,445,242,368/21,164,484,347.20
  6. Step 6: Final answer
    x = 12,860,406,021.02

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1.5x scale

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.