Home / 673,958,827.64-930,045,341.28-376,603,513.22

Finding the Fourth Proportional to 673,958,827.64, 930,045,341.28 and 376,603,513.22

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Solution

The fourth proportional to 673,958,827.64, 930,045,341.28 and 376,603,513.22 is: 519,702,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,958,827.64 : 930,045,341.28 = 376,603,513.22 : x
  2. Step 2: Convert to fraction form
    673,958,827.64/930,045,341.28 = 376,603,513.22/x
  3. Step 3: Cross multiply
    673,958,827.64x = 930,045,341.28 × 376,603,513.22
  4. Step 4: Simplify right side
    673,958,827.64x = 350,258,342,979,941,888
  5. Step 5: Solve for x
    x = 350,258,342,979,941,888/673,958,827.64
  6. Step 6: Final answer
    x = 519,702,878.89

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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.