Home / 10,345,991,013.60-15,518,986,520.40-5,992,426,341.60

Finding the Fourth Proportional to 10,345,991,013.60, 15,518,986,520.40 and 5,992,426,341.60

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Solution

The fourth proportional to 10,345,991,013.60, 15,518,986,520.40 and 5,992,426,341.60 is: 8,988,639,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345,991,013.60 : 15,518,986,520.40 = 5,992,426,341.60 : x
  2. Step 2: Convert to fraction form
    10,345,991,013.60/15,518,986,520.40 = 5,992,426,341.60/x
  3. Step 3: Cross multiply
    10,345,991,013.60x = 15,518,986,520.40 × 5,992,426,341.60
  4. Step 4: Simplify right side
    10,345,991,013.60x = 92,996,383,619,780,296,704
  5. Step 5: Solve for x
    x = 92,996,383,619,780,296,704/10,345,991,013.60
  6. Step 6: Final answer
    x = 8,988,639,512.40

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Double scale
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1.5x scale

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.