Home / 933,975,173.99-1,288,901,061.08-557,664,642.26

Finding the Fourth Proportional to 933,975,173.99, 1,288,901,061.08 and 557,664,642.26

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Solution

The fourth proportional to 933,975,173.99, 1,288,901,061.08 and 557,664,642.26 is: 769,586,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,975,173.99 : 1,288,901,061.08 = 557,664,642.26 : x
  2. Step 2: Convert to fraction form
    933,975,173.99/1,288,901,061.08 = 557,664,642.26/x
  3. Step 3: Cross multiply
    933,975,173.99x = 1,288,901,061.08 × 557,664,642.26
  4. Step 4: Simplify right side
    933,975,173.99x = 718,774,549,126,479,744
  5. Step 5: Solve for x
    x = 718,774,549,126,479,744/933,975,173.99
  6. Step 6: Final answer
    x = 769,586,354.27

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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.