Home / 1,169,242,167.84-1,613,349,091.26-667,221,741.60

Finding the Fourth Proportional to 1,169,242,167.84, 1,613,349,091.26 and 667,221,741.60

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Solution

The fourth proportional to 1,169,242,167.84, 1,613,349,091.26 and 667,221,741.60 is: 920,648,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,242,167.84 : 1,613,349,091.26 = 667,221,741.60 : x
  2. Step 2: Convert to fraction form
    1,169,242,167.84/1,613,349,091.26 = 667,221,741.60/x
  3. Step 3: Cross multiply
    1,169,242,167.84x = 1,613,349,091.26 × 667,221,741.60
  4. Step 4: Simplify right side
    1,169,242,167.84x = 1,076,461,590,479,274,624
  5. Step 5: Solve for x
    x = 1,076,461,590,479,274,624/1,169,242,167.84
  6. Step 6: Final answer
    x = 920,648,963.99

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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.