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Finding the Fourth Proportional to 304,625,701.80, 456,938,552.70 and 291,356,735.40

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Solution

The fourth proportional to 304,625,701.80, 456,938,552.70 and 291,356,735.40 is: 437,035,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,625,701.80 : 456,938,552.70 = 291,356,735.40 : x
  2. Step 2: Convert to fraction form
    304,625,701.80/456,938,552.70 = 291,356,735.40/x
  3. Step 3: Cross multiply
    304,625,701.80x = 456,938,552.70 × 291,356,735.40
  4. Step 4: Simplify right side
    304,625,701.80x = 133,132,124,993,072,848
  5. Step 5: Solve for x
    x = 133,132,124,993,072,848/304,625,701.80
  6. Step 6: Final answer
    x = 437,035,103.10

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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.