Home / 154,845,584,353.02-213,658,539,608.05-86,255,290,547.82

Finding the Fourth Proportional to 154,845,584,353.02, 213,658,539,608.05 and 86,255,290,547.82

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Solution

The fourth proportional to 154,845,584,353.02, 213,658,539,608.05 and 86,255,290,547.82 is: 119,016,499,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,845,584,353.02 : 213,658,539,608.05 = 86,255,290,547.82 : x
  2. Step 2: Convert to fraction form
    154,845,584,353.02/213,658,539,608.05 = 86,255,290,547.82/x
  3. Step 3: Cross multiply
    154,845,584,353.02x = 213,658,539,608.05 × 86,255,290,547.82
  4. Step 4: Simplify right side
    154,845,584,353.02x = 18,429,179,411,915,260,035,072
  5. Step 5: Solve for x
    x = 18,429,179,411,915,260,035,072/154,845,584,353.02
  6. Step 6: Final answer
    x = 119,016,499,494.75

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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.