Home / 145,157,594.40-218,060,794.80-121,269,722.40

Finding the Fourth Proportional to 145,157,594.40, 218,060,794.80 and 121,269,722.40

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Solution

The fourth proportional to 145,157,594.40, 218,060,794.80 and 121,269,722.40 is: 182,175,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,157,594.40 : 218,060,794.80 = 121,269,722.40 : x
  2. Step 2: Convert to fraction form
    145,157,594.40/218,060,794.80 = 121,269,722.40/x
  3. Step 3: Cross multiply
    145,157,594.40x = 218,060,794.80 × 121,269,722.40
  4. Step 4: Simplify right side
    145,157,594.40x = 26,444,172,051,719,368
  5. Step 5: Solve for x
    x = 26,444,172,051,719,368/145,157,594.40
  6. Step 6: Final answer
    x = 182,175,601.36

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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.