Home / 651,942,465.20-977,577,774.60-242,788,007.60

Finding the Fourth Proportional to 651,942,465.20, 977,577,774.60 and 242,788,007.60

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Solution

The fourth proportional to 651,942,465.20, 977,577,774.60 and 242,788,007.60 is: 364,056,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,942,465.20 : 977,577,774.60 = 242,788,007.60 : x
  2. Step 2: Convert to fraction form
    651,942,465.20/977,577,774.60 = 242,788,007.60/x
  3. Step 3: Cross multiply
    651,942,465.20x = 977,577,774.60 × 242,788,007.60
  4. Step 4: Simplify right side
    651,942,465.20x = 237,344,160,169,175,872
  5. Step 5: Solve for x
    x = 237,344,160,169,175,872/651,942,465.20
  6. Step 6: Final answer
    x = 364,056,911.21

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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.