Home / 154,845,584,353.01-213,658,539,608.04-86,255,290,547.81

Finding the Fourth Proportional to 154,845,584,353.01, 213,658,539,608.04 and 86,255,290,547.81

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Solution

The fourth proportional to 154,845,584,353.01, 213,658,539,608.04 and 86,255,290,547.81 is: 119,016,499,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,845,584,353.01 : 213,658,539,608.04 = 86,255,290,547.81 : x
  2. Step 2: Convert to fraction form
    154,845,584,353.01/213,658,539,608.04 = 86,255,290,547.81/x
  3. Step 3: Cross multiply
    154,845,584,353.01x = 213,658,539,608.04 × 86,255,290,547.81
  4. Step 4: Simplify right side
    154,845,584,353.01x = 18,429,179,411,912,261,107,712
  5. Step 5: Solve for x
    x = 18,429,179,411,912,261,107,712/154,845,584,353.01
  6. Step 6: Final answer
    x = 119,016,499,494.74

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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.