Home / 145,531,746,007.20-218,297,619,010.80-88,962,615,050.40

Finding the Fourth Proportional to 145,531,746,007.20, 218,297,619,010.80 and 88,962,615,050.40

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Solution

The fourth proportional to 145,531,746,007.20, 218,297,619,010.80 and 88,962,615,050.40 is: 133,443,922,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,531,746,007.20 : 218,297,619,010.80 = 88,962,615,050.40 : x
  2. Step 2: Convert to fraction form
    145,531,746,007.20/218,297,619,010.80 = 88,962,615,050.40/x
  3. Step 3: Cross multiply
    145,531,746,007.20x = 218,297,619,010.80 × 88,962,615,050.40
  4. Step 4: Simplify right side
    145,531,746,007.20x = 19,420,327,046,476,680,134,656
  5. Step 5: Solve for x
    x = 19,420,327,046,476,680,134,656/145,531,746,007.20
  6. Step 6: Final answer
    x = 133,443,922,575.60

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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.