Home / 43,055,290,411.20-64,582,935,616.80-31,445,784,619.20

Finding the Fourth Proportional to 43,055,290,411.20, 64,582,935,616.80 and 31,445,784,619.20

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Solution

The fourth proportional to 43,055,290,411.20, 64,582,935,616.80 and 31,445,784,619.20 is: 47,168,676,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,055,290,411.20 : 64,582,935,616.80 = 31,445,784,619.20 : x
  2. Step 2: Convert to fraction form
    43,055,290,411.20/64,582,935,616.80 = 31,445,784,619.20/x
  3. Step 3: Cross multiply
    43,055,290,411.20x = 64,582,935,616.80 × 31,445,784,619.20
  4. Step 4: Simplify right side
    43,055,290,411.20x = 2,030,861,083,481,553,502,208
  5. Step 5: Solve for x
    x = 2,030,861,083,481,553,502,208/43,055,290,411.20
  6. Step 6: Final answer
    x = 47,168,676,928.80

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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.