Home / 38,053,922,053.74-52,502,564,913.25-21,990,751,134.45

Finding the Fourth Proportional to 38,053,922,053.74, 52,502,564,913.25 and 21,990,751,134.45

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Solution

The fourth proportional to 38,053,922,053.74, 52,502,564,913.25 and 21,990,751,134.45 is: 30,340,390,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,053,922,053.74 : 52,502,564,913.25 = 21,990,751,134.45 : x
  2. Step 2: Convert to fraction form
    38,053,922,053.74/52,502,564,913.25 = 21,990,751,134.45/x
  3. Step 3: Cross multiply
    38,053,922,053.74x = 52,502,564,913.25 × 21,990,751,134.45
  4. Step 4: Simplify right side
    38,053,922,053.74x = 1,154,570,838,927,675,097,088
  5. Step 5: Solve for x
    x = 1,154,570,838,927,675,097,088/38,053,922,053.74
  6. Step 6: Final answer
    x = 30,340,390,073.25

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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.