Home / 12,108,619,473.20-18,172,199,700.95-5,480,903,007.93

Finding the Fourth Proportional to 12,108,619,473.20, 18,172,199,700.95 and 5,480,903,007.93

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Solution

The fourth proportional to 12,108,619,473.20, 18,172,199,700.95 and 5,480,903,007.93 is: 8,225,550,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,619,473.20 : 18,172,199,700.95 = 5,480,903,007.93 : x
  2. Step 2: Convert to fraction form
    12,108,619,473.20/18,172,199,700.95 = 5,480,903,007.93/x
  3. Step 3: Cross multiply
    12,108,619,473.20x = 18,172,199,700.95 × 5,480,903,007.93
  4. Step 4: Simplify right side
    12,108,619,473.20x = 99,600,064,001,614,102,528
  5. Step 5: Solve for x
    x = 99,600,064,001,614,102,528/12,108,619,473.20
  6. Step 6: Final answer
    x = 8,225,550,751.02

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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.