Home / 933,217,529.09-1,287,879,314.69-536,740,629.35

Finding the Fourth Proportional to 933,217,529.09, 1,287,879,314.69 and 536,740,629.35

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Solution

The fourth proportional to 933,217,529.09, 1,287,879,314.69 and 536,740,629.35 is: 740,724,571.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,217,529.09 : 1,287,879,314.69 = 536,740,629.35 : x
  2. Step 2: Convert to fraction form
    933,217,529.09/1,287,879,314.69 = 536,740,629.35/x
  3. Step 3: Cross multiply
    933,217,529.09x = 1,287,879,314.69 × 536,740,629.35
  4. Step 4: Simplify right side
    933,217,529.09x = 691,257,153,888,459,904
  5. Step 5: Solve for x
    x = 691,257,153,888,459,904/933,217,529.09
  6. Step 6: Final answer
    x = 740,724,571.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.