Home / 373,584,851,418.40-515,547,592,126.75-202,307,078,293.64

Finding the Fourth Proportional to 373,584,851,418.40, 515,547,592,126.75 and 202,307,078,293.64

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Solution

The fourth proportional to 373,584,851,418.40, 515,547,592,126.75 and 202,307,078,293.64 is: 279,184,037,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,584,851,418.40 : 515,547,592,126.75 = 202,307,078,293.64 : x
  2. Step 2: Convert to fraction form
    373,584,851,418.40/515,547,592,126.75 = 202,307,078,293.64/x
  3. Step 3: Cross multiply
    373,584,851,418.40x = 515,547,592,126.75 × 202,307,078,293.64
  4. Step 4: Simplify right side
    373,584,851,418.40x = 104,298,927,084,483,999,956,992
  5. Step 5: Solve for x
    x = 104,298,927,084,483,999,956,992/373,584,851,418.40
  6. Step 6: Final answer
    x = 279,184,037,276.91

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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.