Home / 360,686,973,200.08-497,917,488,317.10-208,410,345,575.12

Finding the Fourth Proportional to 360,686,973,200.08, 497,917,488,317.10 and 208,410,345,575.12

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Solution

The fourth proportional to 360,686,973,200.08, 497,917,488,317.10 and 208,410,345,575.12 is: 287,704,196,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,686,973,200.08 : 497,917,488,317.10 = 208,410,345,575.12 : x
  2. Step 2: Convert to fraction form
    360,686,973,200.08/497,917,488,317.10 = 208,410,345,575.12/x
  3. Step 3: Cross multiply
    360,686,973,200.08x = 497,917,488,317.10 × 208,410,345,575.12
  4. Step 4: Simplify right side
    360,686,973,200.08x = 103,771,155,808,062,583,865,344
  5. Step 5: Solve for x
    x = 103,771,155,808,062,583,865,344/360,686,973,200.08
  6. Step 6: Final answer
    x = 287,704,196,487.57

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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.