Home / 940,552,030.56-1,296,047,620.80-727,564,931.40

Finding the Fourth Proportional to 940,552,030.56, 1,296,047,620.80 and 727,564,931.40

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Solution

The fourth proportional to 940,552,030.56, 1,296,047,620.80 and 727,564,931.40 is: 1,002,558,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,552,030.56 : 1,296,047,620.80 = 727,564,931.40 : x
  2. Step 2: Convert to fraction form
    940,552,030.56/1,296,047,620.80 = 727,564,931.40/x
  3. Step 3: Cross multiply
    940,552,030.56x = 1,296,047,620.80 × 727,564,931.40
  4. Step 4: Simplify right side
    940,552,030.56x = 942,958,798,318,485,120
  5. Step 5: Solve for x
    x = 942,958,798,318,485,120/940,552,030.56
  6. Step 6: Final answer
    x = 1,002,558,888.48

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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.