Home / 629,856,455.60-944,784,683.40-549,234,887.60

Finding the Fourth Proportional to 629,856,455.60, 944,784,683.40 and 549,234,887.60

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Solution

The fourth proportional to 629,856,455.60, 944,784,683.40 and 549,234,887.60 is: 823,852,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,455.60 : 944,784,683.40 = 549,234,887.60 : x
  2. Step 2: Convert to fraction form
    629,856,455.60/944,784,683.40 = 549,234,887.60/x
  3. Step 3: Cross multiply
    629,856,455.60x = 944,784,683.40 × 549,234,887.60
  4. Step 4: Simplify right side
    629,856,455.60x = 518,908,709,393,400,576
  5. Step 5: Solve for x
    x = 518,908,709,393,400,576/629,856,455.60
  6. Step 6: Final answer
    x = 823,852,331.40

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Double scale
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Similar ratio
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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.