Home / 14,157,730,389.60-19,537,707,382.38-7,727,608,430.28

Finding the Fourth Proportional to 14,157,730,389.60, 19,537,707,382.38 and 7,727,608,430.28

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Solution

The fourth proportional to 14,157,730,389.60, 19,537,707,382.38 and 7,727,608,430.28 is: 10,664,121,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157,730,389.60 : 19,537,707,382.38 = 7,727,608,430.28 : x
  2. Step 2: Convert to fraction form
    14,157,730,389.60/19,537,707,382.38 = 7,727,608,430.28/x
  3. Step 3: Cross multiply
    14,157,730,389.60x = 19,537,707,382.38 × 7,727,608,430.28
  4. Step 4: Simplify right side
    14,157,730,389.60x = 150,979,752,276,423,475,200
  5. Step 5: Solve for x
    x = 150,979,752,276,423,475,200/14,157,730,389.60
  6. Step 6: Final answer
    x = 10,664,121,163.61

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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.