Home / 249,621,803.40-374,432,705.10-242,447,349.90

Finding the Fourth Proportional to 249,621,803.40, 374,432,705.10 and 242,447,349.90

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Solution

The fourth proportional to 249,621,803.40, 374,432,705.10 and 242,447,349.90 is: 363,671,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,621,803.40 : 374,432,705.10 = 242,447,349.90 : x
  2. Step 2: Convert to fraction form
    249,621,803.40/374,432,705.10 = 242,447,349.90/x
  3. Step 3: Cross multiply
    249,621,803.40x = 374,432,705.10 × 242,447,349.90
  4. Step 4: Simplify right side
    249,621,803.40x = 90,780,217,067,383,216
  5. Step 5: Solve for x
    x = 90,780,217,067,383,216/249,621,803.40
  6. Step 6: Final answer
    x = 363,671,024.85

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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.