Home / 163,140,884,853.12-223,503,809,623.92-157,026,401,315.64

Finding the Fourth Proportional to 163,140,884,853.12, 223,503,809,623.92 and 157,026,401,315.64

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Solution

The fourth proportional to 163,140,884,853.12, 223,503,809,623.92 and 157,026,401,315.64 is: 215,126,937,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,140,884,853.12 : 223,503,809,623.92 = 157,026,401,315.64 : x
  2. Step 2: Convert to fraction form
    163,140,884,853.12/223,503,809,623.92 = 157,026,401,315.64/x
  3. Step 3: Cross multiply
    163,140,884,853.12x = 223,503,809,623.92 × 157,026,401,315.64
  4. Step 4: Simplify right side
    163,140,884,853.12x = 35,095,998,905,580,070,633,472
  5. Step 5: Solve for x
    x = 35,095,998,905,580,070,633,472/163,140,884,853.12
  6. Step 6: Final answer
    x = 215,126,937,292.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.