Home / 164,751,343.52-245,671,418.48-163,272,608.94

Finding the Fourth Proportional to 164,751,343.52, 245,671,418.48 and 163,272,608.94

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Solution

The fourth proportional to 164,751,343.52, 245,671,418.48 and 163,272,608.94 is: 243,466,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,751,343.52 : 245,671,418.48 = 163,272,608.94 : x
  2. Step 2: Convert to fraction form
    164,751,343.52/245,671,418.48 = 163,272,608.94/x
  3. Step 3: Cross multiply
    164,751,343.52x = 245,671,418.48 × 163,272,608.94
  4. Step 4: Simplify right side
    164,751,343.52x = 40,111,413,437,220,128
  5. Step 5: Solve for x
    x = 40,111,413,437,220,128/164,751,343.52
  6. Step 6: Final answer
    x = 243,466,381.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.