Home / 452,709,000.10-679,063,500.15-370,920,230.20

Finding the Fourth Proportional to 452,709,000.10, 679,063,500.15 and 370,920,230.20

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Solution

The fourth proportional to 452,709,000.10, 679,063,500.15 and 370,920,230.20 is: 556,380,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,709,000.10 : 679,063,500.15 = 370,920,230.20 : x
  2. Step 2: Convert to fraction form
    452,709,000.10/679,063,500.15 = 370,920,230.20/x
  3. Step 3: Cross multiply
    452,709,000.10x = 679,063,500.15 × 370,920,230.20
  4. Step 4: Simplify right side
    452,709,000.10x = 251,878,389,796,055,712
  5. Step 5: Solve for x
    x = 251,878,389,796,055,712/452,709,000.10
  6. Step 6: Final answer
    x = 556,380,345.30

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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.