Home / 12,503,676,007.80-18,751,532,009.04-4,107,632,740.92

Finding the Fourth Proportional to 12,503,676,007.80, 18,751,532,009.04 and 4,107,632,740.92

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Solution

The fourth proportional to 12,503,676,007.80, 18,751,532,009.04 and 4,107,632,740.92 is: 6,160,140,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503,676,007.80 : 18,751,532,009.04 = 4,107,632,740.92 : x
  2. Step 2: Convert to fraction form
    12,503,676,007.80/18,751,532,009.04 = 4,107,632,740.92/x
  3. Step 3: Cross multiply
    12,503,676,007.80x = 18,751,532,009.04 × 4,107,632,740.92
  4. Step 4: Simplify right side
    12,503,676,007.80x = 77,024,406,822,742,097,920
  5. Step 5: Solve for x
    x = 77,024,406,822,742,097,920/12,503,676,007.80
  6. Step 6: Final answer
    x = 6,160,140,967.72

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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.