Home / 165,865,145.60-248,797,718.40-73,748,705.60

Finding the Fourth Proportional to 165,865,145.60, 248,797,718.40 and 73,748,705.60

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Solution

The fourth proportional to 165,865,145.60, 248,797,718.40 and 73,748,705.60 is: 110,623,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,865,145.60 : 248,797,718.40 = 73,748,705.60 : x
  2. Step 2: Convert to fraction form
    165,865,145.60/248,797,718.40 = 73,748,705.60/x
  3. Step 3: Cross multiply
    165,865,145.60x = 248,797,718.40 × 73,748,705.60
  4. Step 4: Simplify right side
    165,865,145.60x = 18,348,509,688,233,300
  5. Step 5: Solve for x
    x = 18,348,509,688,233,300/165,865,145.60
  6. Step 6: Final answer
    x = 110,623,058.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.