Home / 130,842,776,261.52-180,563,031,588.40-70,695,745,344.24

Finding the Fourth Proportional to 130,842,776,261.52, 180,563,031,588.40 and 70,695,745,344.24

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Solution

The fourth proportional to 130,842,776,261.52, 180,563,031,588.40 and 70,695,745,344.24 is: 97,560,128,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,842,776,261.52 : 180,563,031,588.40 = 70,695,745,344.24 : x
  2. Step 2: Convert to fraction form
    130,842,776,261.52/180,563,031,588.40 = 70,695,745,344.24/x
  3. Step 3: Cross multiply
    130,842,776,261.52x = 180,563,031,588.40 × 70,695,745,344.24
  4. Step 4: Simplify right side
    130,842,776,261.52x = 12,765,038,099,757,489,192,960
  5. Step 5: Solve for x
    x = 12,765,038,099,757,489,192,960/130,842,776,261.52
  6. Step 6: Final answer
    x = 97,560,128,762.81

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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.