Home / 8,549,714,868.30-12,824,572,302.45-5,109,861,300.30

Finding the Fourth Proportional to 8,549,714,868.30, 12,824,572,302.45 and 5,109,861,300.30

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Solution

The fourth proportional to 8,549,714,868.30, 12,824,572,302.45 and 5,109,861,300.30 is: 7,664,791,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549,714,868.30 : 12,824,572,302.45 = 5,109,861,300.30 : x
  2. Step 2: Convert to fraction form
    8,549,714,868.30/12,824,572,302.45 = 5,109,861,300.30/x
  3. Step 3: Cross multiply
    8,549,714,868.30x = 12,824,572,302.45 × 5,109,861,300.30
  4. Step 4: Simplify right side
    8,549,714,868.30x = 65,531,785,701,188,526,080
  5. Step 5: Solve for x
    x = 65,531,785,701,188,526,080/8,549,714,868.30
  6. Step 6: Final answer
    x = 7,664,791,950.45

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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.