Home / 360,686,973,200.07-497,917,488,317.09-208,410,345,575.13

Finding the Fourth Proportional to 360,686,973,200.07, 497,917,488,317.09 and 208,410,345,575.13

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Solution

The fourth proportional to 360,686,973,200.07, 497,917,488,317.09 and 208,410,345,575.13 is: 287,704,196,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,686,973,200.07 : 497,917,488,317.09 = 208,410,345,575.13 : x
  2. Step 2: Convert to fraction form
    360,686,973,200.07/497,917,488,317.09 = 208,410,345,575.13/x
  3. Step 3: Cross multiply
    360,686,973,200.07x = 497,917,488,317.09 × 208,410,345,575.13
  4. Step 4: Simplify right side
    360,686,973,200.07x = 103,771,155,808,065,486,323,712
  5. Step 5: Solve for x
    x = 103,771,155,808,065,486,323,712/360,686,973,200.07
  6. Step 6: Final answer
    x = 287,704,196,487.59

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Double scale
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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.