Home / 130,842,776,268.25-180,563,031,597.87-70,695,745,351

Finding the Fourth Proportional to 130,842,776,268.25, 180,563,031,597.87 and 70,695,745,351

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Solution

The fourth proportional to 130,842,776,268.25, 180,563,031,597.87 and 70,695,745,351 is: 97,560,128,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,842,776,268.25 : 180,563,031,597.87 = 70,695,745,351 : x
  2. Step 2: Convert to fraction form
    130,842,776,268.25/180,563,031,597.87 = 70,695,745,351/x
  3. Step 3: Cross multiply
    130,842,776,268.25x = 180,563,031,597.87 × 70,695,745,351
  4. Step 4: Simplify right side
    130,842,776,268.25x = 12,765,038,101,647,583,084,544
  5. Step 5: Solve for x
    x = 12,765,038,101,647,583,084,544/130,842,776,268.25
  6. Step 6: Final answer
    x = 97,560,128,772.24

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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.