Home / 111,966,255,315.49-168,068,900,575.29-48,255,042,918.35

Finding the Fourth Proportional to 111,966,255,315.49, 168,068,900,575.29 and 48,255,042,918.35

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Solution

The fourth proportional to 111,966,255,315.49, 168,068,900,575.29 and 48,255,042,918.35 is: 72,434,073,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,966,255,315.49 : 168,068,900,575.29 = 48,255,042,918.35 : x
  2. Step 2: Convert to fraction form
    111,966,255,315.49/168,068,900,575.29 = 48,255,042,918.35/x
  3. Step 3: Cross multiply
    111,966,255,315.49x = 168,068,900,575.29 × 48,255,042,918.35
  4. Step 4: Simplify right side
    111,966,255,315.49x = 8,110,172,010,501,021,630,464
  5. Step 5: Solve for x
    x = 8,110,172,010,501,021,630,464/111,966,255,315.49
  6. Step 6: Final answer
    x = 72,434,073,888.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.