Home / 793,312,411.40-1,189,968,617.10-551,447,707.40

Finding the Fourth Proportional to 793,312,411.40, 1,189,968,617.10 and 551,447,707.40

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Solution

The fourth proportional to 793,312,411.40, 1,189,968,617.10 and 551,447,707.40 is: 827,171,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,312,411.40 : 1,189,968,617.10 = 551,447,707.40 : x
  2. Step 2: Convert to fraction form
    793,312,411.40/1,189,968,617.10 = 551,447,707.40/x
  3. Step 3: Cross multiply
    793,312,411.40x = 1,189,968,617.10 × 551,447,707.40
  4. Step 4: Simplify right side
    793,312,411.40x = 656,205,465,777,743,360
  5. Step 5: Solve for x
    x = 656,205,465,777,743,360/793,312,411.40
  6. Step 6: Final answer
    x = 827,171,561.10

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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.