Home / 172,615,089.69-238,212,335.30-94,303,715.40

Finding the Fourth Proportional to 172,615,089.69, 238,212,335.30 and 94,303,715.40

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Solution

The fourth proportional to 172,615,089.69, 238,212,335.30 and 94,303,715.40 is: 130,141,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,615,089.69 : 238,212,335.30 = 94,303,715.40 : x
  2. Step 2: Convert to fraction form
    172,615,089.69/238,212,335.30 = 94,303,715.40/x
  3. Step 3: Cross multiply
    172,615,089.69x = 238,212,335.30 × 94,303,715.40
  4. Step 4: Simplify right side
    172,615,089.69x = 22,464,308,272,429,056
  5. Step 5: Solve for x
    x = 22,464,308,272,429,056/172,615,089.69
  6. Step 6: Final answer
    x = 130,141,045.68

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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.