Home / 18,539,384,587.36-25,584,835,617.68-10,081,703,019.92

Finding the Fourth Proportional to 18,539,384,587.36, 25,584,835,617.68 and 10,081,703,019.92

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Solution

The fourth proportional to 18,539,384,587.36, 25,584,835,617.68 and 10,081,703,019.92 is: 13,913,013,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539,384,587.36 : 25,584,835,617.68 = 10,081,703,019.92 : x
  2. Step 2: Convert to fraction form
    18,539,384,587.36/25,584,835,617.68 = 10,081,703,019.92/x
  3. Step 3: Cross multiply
    18,539,384,587.36x = 25,584,835,617.68 × 10,081,703,019.92
  4. Step 4: Simplify right side
    18,539,384,587.36x = 257,938,714,510,921,236,480
  5. Step 5: Solve for x
    x = 257,938,714,510,921,236,480/18,539,384,587.36
  6. Step 6: Final answer
    x = 13,913,013,848.73

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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.