Home / 140,184,152.20-210,276,228.30-91,811,211.40

Finding the Fourth Proportional to 140,184,152.20, 210,276,228.30 and 91,811,211.40

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Solution

The fourth proportional to 140,184,152.20, 210,276,228.30 and 91,811,211.40 is: 137,716,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,184,152.20 : 210,276,228.30 = 91,811,211.40 : x
  2. Step 2: Convert to fraction form
    140,184,152.20/210,276,228.30 = 91,811,211.40/x
  3. Step 3: Cross multiply
    140,184,152.20x = 210,276,228.30 × 91,811,211.40
  4. Step 4: Simplify right side
    140,184,152.20x = 19,305,715,248,845,964
  5. Step 5: Solve for x
    x = 19,305,715,248,845,964/140,184,152.20
  6. Step 6: Final answer
    x = 137,716,817.10

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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.