Home / 958,734,526.55-1,438,516,085.42-515,559,219.77

Finding the Fourth Proportional to 958,734,526.55, 1,438,516,085.42 and 515,559,219.77

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Solution

The fourth proportional to 958,734,526.55, 1,438,516,085.42 and 515,559,219.77 is: 773,561,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,734,526.55 : 1,438,516,085.42 = 515,559,219.77 : x
  2. Step 2: Convert to fraction form
    958,734,526.55/1,438,516,085.42 = 515,559,219.77/x
  3. Step 3: Cross multiply
    958,734,526.55x = 1,438,516,085.42 × 515,559,219.77
  4. Step 4: Simplify right side
    958,734,526.55x = 741,640,230,630,615,040
  5. Step 5: Solve for x
    x = 741,640,230,630,615,040/958,734,526.55
  6. Step 6: Final answer
    x = 773,561,617.00

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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.