Home / 154,692,842,595.16-213,476,132,624.30-86,102,779,157.32

Finding the Fourth Proportional to 154,692,842,595.16, 213,476,132,624.30 and 86,102,779,157.32

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Solution

The fourth proportional to 154,692,842,595.16, 213,476,132,624.30 and 86,102,779,157.32 is: 118,821,840,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,692,842,595.16 : 213,476,132,624.30 = 86,102,779,157.32 : x
  2. Step 2: Convert to fraction form
    154,692,842,595.16/213,476,132,624.30 = 86,102,779,157.32/x
  3. Step 3: Cross multiply
    154,692,842,595.16x = 213,476,132,624.30 × 86,102,779,157.32
  4. Step 4: Simplify right side
    154,692,842,595.16x = 18,380,888,302,708,859,076,608
  5. Step 5: Solve for x
    x = 18,380,888,302,708,859,076,608/154,692,842,595.16
  6. Step 6: Final answer
    x = 118,821,840,715.75

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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.