Home / 855,934,433,055.18-1,181,190,277,460.40-470,565,335,475.18

Finding the Fourth Proportional to 855,934,433,055.18, 1,181,190,277,460.40 and 470,565,335,475.18

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Solution

The fourth proportional to 855,934,433,055.18, 1,181,190,277,460.40 and 470,565,335,475.18 is: 649,380,580,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,934,433,055.18 : 1,181,190,277,460.40 = 470,565,335,475.18 : x
  2. Step 2: Convert to fraction form
    855,934,433,055.18/1,181,190,277,460.40 = 470,565,335,475.18/x
  3. Step 3: Cross multiply
    855,934,433,055.18x = 1,181,190,277,460.40 × 470,565,335,475.18
  4. Step 4: Simplify right side
    855,934,433,055.18x = 555,827,199,173,174,033,907,712
  5. Step 5: Solve for x
    x = 555,827,199,173,174,033,907,712/855,934,433,055.18
  6. Step 6: Final answer
    x = 649,380,580,693.78

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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.