Home / 145,165,895.60-217,748,843.40-109,334,087.60

Finding the Fourth Proportional to 145,165,895.60, 217,748,843.40 and 109,334,087.60

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Solution

The fourth proportional to 145,165,895.60, 217,748,843.40 and 109,334,087.60 is: 164,001,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,165,895.60 : 217,748,843.40 = 109,334,087.60 : x
  2. Step 2: Convert to fraction form
    145,165,895.60/217,748,843.40 = 109,334,087.60/x
  3. Step 3: Cross multiply
    145,165,895.60x = 217,748,843.40 × 109,334,087.60
  4. Step 4: Simplify right side
    145,165,895.60x = 23,807,371,119,094,280
  5. Step 5: Solve for x
    x = 23,807,371,119,094,280/145,165,895.60
  6. Step 6: Final answer
    x = 164,001,131.40

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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.