Home / 165,888,565.60-248,832,848.40-162,349,621.60

Finding the Fourth Proportional to 165,888,565.60, 248,832,848.40 and 162,349,621.60

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Solution

The fourth proportional to 165,888,565.60, 248,832,848.40 and 162,349,621.60 is: 243,524,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,565.60 : 248,832,848.40 = 162,349,621.60 : x
  2. Step 2: Convert to fraction form
    165,888,565.60/248,832,848.40 = 162,349,621.60/x
  3. Step 3: Cross multiply
    165,888,565.60x = 248,832,848.40 × 162,349,621.60
  4. Step 4: Simplify right side
    165,888,565.60x = 40,397,918,779,390,168
  5. Step 5: Solve for x
    x = 40,397,918,779,390,168/165,888,565.60
  6. Step 6: Final answer
    x = 243,524,432.40

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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.