Home / 793,152,025.60-1,189,728,038.40-712,530,457.60

Finding the Fourth Proportional to 793,152,025.60, 1,189,728,038.40 and 712,530,457.60

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Solution

The fourth proportional to 793,152,025.60, 1,189,728,038.40 and 712,530,457.60 is: 1,068,795,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,152,025.60 : 1,189,728,038.40 = 712,530,457.60 : x
  2. Step 2: Convert to fraction form
    793,152,025.60/1,189,728,038.40 = 712,530,457.60/x
  3. Step 3: Cross multiply
    793,152,025.60x = 1,189,728,038.40 × 712,530,457.60
  4. Step 4: Simplify right side
    793,152,025.60x = 847,717,463,620,702,464
  5. Step 5: Solve for x
    x = 847,717,463,620,702,464/793,152,025.60
  6. Step 6: Final answer
    x = 1,068,795,686.40

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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.