Home / 152,976,285,532.20-229,464,428,298.30-121,018,399,861.80

Finding the Fourth Proportional to 152,976,285,532.20, 229,464,428,298.30 and 121,018,399,861.80

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Solution

The fourth proportional to 152,976,285,532.20, 229,464,428,298.30 and 121,018,399,861.80 is: 181,527,599,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,976,285,532.20 : 229,464,428,298.30 = 121,018,399,861.80 : x
  2. Step 2: Convert to fraction form
    152,976,285,532.20/229,464,428,298.30 = 121,018,399,861.80/x
  3. Step 3: Cross multiply
    152,976,285,532.20x = 229,464,428,298.30 × 121,018,399,861.80
  4. Step 4: Simplify right side
    152,976,285,532.20x = 27,769,417,937,863,003,078,656
  5. Step 5: Solve for x
    x = 27,769,417,937,863,003,078,656/152,976,285,532.20
  6. Step 6: Final answer
    x = 181,527,599,792.70

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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.