Home / 460,731,602.80-691,097,404.20-447,977,018.80

Finding the Fourth Proportional to 460,731,602.80, 691,097,404.20 and 447,977,018.80

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Solution

The fourth proportional to 460,731,602.80, 691,097,404.20 and 447,977,018.80 is: 671,965,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,731,602.80 : 691,097,404.20 = 447,977,018.80 : x
  2. Step 2: Convert to fraction form
    460,731,602.80/691,097,404.20 = 447,977,018.80/x
  3. Step 3: Cross multiply
    460,731,602.80x = 691,097,404.20 × 447,977,018.80
  4. Step 4: Simplify right side
    460,731,602.80x = 309,595,754,833,934,656
  5. Step 5: Solve for x
    x = 309,595,754,833,934,656/460,731,602.80
  6. Step 6: Final answer
    x = 671,965,528.20

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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.