Home / 67,989,460,001.70-101,984,190,002.55-53,785,955,259.30

Finding the Fourth Proportional to 67,989,460,001.70, 101,984,190,002.55 and 53,785,955,259.30

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Solution

The fourth proportional to 67,989,460,001.70, 101,984,190,002.55 and 53,785,955,259.30 is: 80,678,932,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,989,460,001.70 : 101,984,190,002.55 = 53,785,955,259.30 : x
  2. Step 2: Convert to fraction form
    67,989,460,001.70/101,984,190,002.55 = 53,785,955,259.30/x
  3. Step 3: Cross multiply
    67,989,460,001.70x = 101,984,190,002.55 × 53,785,955,259.30
  4. Step 4: Simplify right side
    67,989,460,001.70x = 5,485,317,080,633,104,662,528
  5. Step 5: Solve for x
    x = 5,485,317,080,633,104,662,528/67,989,460,001.70
  6. Step 6: Final answer
    x = 80,678,932,888.95

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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.