Home / 21,527,773,511.10-32,291,660,266.65-15,723,020,615.10

Finding the Fourth Proportional to 21,527,773,511.10, 32,291,660,266.65 and 15,723,020,615.10

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Solution

The fourth proportional to 21,527,773,511.10, 32,291,660,266.65 and 15,723,020,615.10 is: 23,584,530,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527,773,511.10 : 32,291,660,266.65 = 15,723,020,615.10 : x
  2. Step 2: Convert to fraction form
    21,527,773,511.10/32,291,660,266.65 = 15,723,020,615.10/x
  3. Step 3: Cross multiply
    21,527,773,511.10x = 32,291,660,266.65 × 15,723,020,615.10
  4. Step 4: Simplify right side
    21,527,773,511.10x = 507,722,440,068,343,529,472
  5. Step 5: Solve for x
    x = 507,722,440,068,343,529,472/21,527,773,511.10
  6. Step 6: Final answer
    x = 23,584,530,922.65

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Double scale
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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.