Home / 201,441,624.90-302,162,437.35-140,219,621.70

Finding the Fourth Proportional to 201,441,624.90, 302,162,437.35 and 140,219,621.70

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Solution

The fourth proportional to 201,441,624.90, 302,162,437.35 and 140,219,621.70 is: 210,329,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,441,624.90 : 302,162,437.35 = 140,219,621.70 : x
  2. Step 2: Convert to fraction form
    201,441,624.90/302,162,437.35 = 140,219,621.70/x
  3. Step 3: Cross multiply
    201,441,624.90x = 302,162,437.35 × 140,219,621.70
  4. Step 4: Simplify right side
    201,441,624.90x = 42,369,102,657,166,952
  5. Step 5: Solve for x
    x = 42,369,102,657,166,952/201,441,624.90
  6. Step 6: Final answer
    x = 210,329,432.55

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1.5x scale

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.