Home / 1,120,316,749.55-1,546,172,684.21-637,626,058.56

Finding the Fourth Proportional to 1,120,316,749.55, 1,546,172,684.21 and 637,626,058.56

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Solution

The fourth proportional to 1,120,316,749.55, 1,546,172,684.21 and 637,626,058.56 is: 880,001,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,316,749.55 : 1,546,172,684.21 = 637,626,058.56 : x
  2. Step 2: Convert to fraction form
    1,120,316,749.55/1,546,172,684.21 = 637,626,058.56/x
  3. Step 3: Cross multiply
    1,120,316,749.55x = 1,546,172,684.21 × 637,626,058.56
  4. Step 4: Simplify right side
    1,120,316,749.55x = 985,879,994,482,769,536
  5. Step 5: Solve for x
    x = 985,879,994,482,769,536/1,120,316,749.55
  6. Step 6: Final answer
    x = 880,001,120.11

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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.