Home / 452,709,000.10-679,063,500.15-314,959,492.90

Finding the Fourth Proportional to 452,709,000.10, 679,063,500.15 and 314,959,492.90

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Solution

The fourth proportional to 452,709,000.10, 679,063,500.15 and 314,959,492.90 is: 472,439,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,709,000.10 : 679,063,500.15 = 314,959,492.90 : x
  2. Step 2: Convert to fraction form
    452,709,000.10/679,063,500.15 = 314,959,492.90/x
  3. Step 3: Cross multiply
    452,709,000.10x = 679,063,500.15 × 314,959,492.90
  4. Step 4: Simplify right side
    452,709,000.10x = 213,877,495,654,143,040
  5. Step 5: Solve for x
    x = 213,877,495,654,143,040/452,709,000.10
  6. Step 6: Final answer
    x = 472,439,239.35

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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.