Home / 284,235,095.40-426,352,643.10-242,623,265.10

Finding the Fourth Proportional to 284,235,095.40, 426,352,643.10 and 242,623,265.10

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Solution

The fourth proportional to 284,235,095.40, 426,352,643.10 and 242,623,265.10 is: 363,934,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,235,095.40 : 426,352,643.10 = 242,623,265.10 : x
  2. Step 2: Convert to fraction form
    284,235,095.40/426,352,643.10 = 242,623,265.10/x
  3. Step 3: Cross multiply
    284,235,095.40x = 426,352,643.10 × 242,623,265.10
  4. Step 4: Simplify right side
    284,235,095.40x = 103,443,070,352,936,992
  5. Step 5: Solve for x
    x = 103,443,070,352,936,992/284,235,095.40
  6. Step 6: Final answer
    x = 363,934,897.65

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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.