Home / 669,018,909.90-1,003,528,364.85-496,832,025.90

Finding the Fourth Proportional to 669,018,909.90, 1,003,528,364.85 and 496,832,025.90

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Solution

The fourth proportional to 669,018,909.90, 1,003,528,364.85 and 496,832,025.90 is: 745,248,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,018,909.90 : 1,003,528,364.85 = 496,832,025.90 : x
  2. Step 2: Convert to fraction form
    669,018,909.90/1,003,528,364.85 = 496,832,025.90/x
  3. Step 3: Cross multiply
    669,018,909.90x = 1,003,528,364.85 × 496,832,025.90
  4. Step 4: Simplify right side
    669,018,909.90x = 498,585,030,556,539,840
  5. Step 5: Solve for x
    x = 498,585,030,556,539,840/669,018,909.90
  6. Step 6: Final answer
    x = 745,248,038.85

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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.