Home / 140,495,616.84-210,742,242.96-109,816,001.76

Finding the Fourth Proportional to 140,495,616.84, 210,742,242.96 and 109,816,001.76

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Solution

The fourth proportional to 140,495,616.84, 210,742,242.96 and 109,816,001.76 is: 164,723,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,495,616.84 : 210,742,242.96 = 109,816,001.76 : x
  2. Step 2: Convert to fraction form
    140,495,616.84/210,742,242.96 = 109,816,001.76/x
  3. Step 3: Cross multiply
    140,495,616.84x = 210,742,242.96 × 109,816,001.76
  4. Step 4: Simplify right side
    140,495,616.84x = 23,142,870,523,801,708
  5. Step 5: Solve for x
    x = 23,142,870,523,801,708/140,495,616.84
  6. Step 6: Final answer
    x = 164,723,078.52

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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.