Home / 953,856,063.60-1,430,784,095.40-518,499,596.40

Finding the Fourth Proportional to 953,856,063.60, 1,430,784,095.40 and 518,499,596.40

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Solution

The fourth proportional to 953,856,063.60, 1,430,784,095.40 and 518,499,596.40 is: 777,749,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,856,063.60 : 1,430,784,095.40 = 518,499,596.40 : x
  2. Step 2: Convert to fraction form
    953,856,063.60/1,430,784,095.40 = 518,499,596.40/x
  3. Step 3: Cross multiply
    953,856,063.60x = 1,430,784,095.40 × 518,499,596.40
  4. Step 4: Simplify right side
    953,856,063.60x = 741,860,976,000,439,168
  5. Step 5: Solve for x
    x = 741,860,976,000,439,168/953,856,063.60
  6. Step 6: Final answer
    x = 777,749,394.60

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1.5x scale

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.