Home / 9,214,159,841.34-12,724,322,470.65-8,712,178,289.03

Finding the Fourth Proportional to 9,214,159,841.34, 12,724,322,470.65 and 8,712,178,289.03

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Solution

The fourth proportional to 9,214,159,841.34, 12,724,322,470.65 and 8,712,178,289.03 is: 12,031,109,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,159,841.34 : 12,724,322,470.65 = 8,712,178,289.03 : x
  2. Step 2: Convert to fraction form
    9,214,159,841.34/12,724,322,470.65 = 8,712,178,289.03/x
  3. Step 3: Cross multiply
    9,214,159,841.34x = 12,724,322,470.65 × 8,712,178,289.03
  4. Step 4: Simplify right side
    9,214,159,841.34x = 110,856,565,971,349,864,448
  5. Step 5: Solve for x
    x = 110,856,565,971,349,864,448/9,214,159,841.34
  6. Step 6: Final answer
    x = 12,031,109,496.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.