Home / 940,552,031.06-1,296,047,621.49-727,564,931.90

Finding the Fourth Proportional to 940,552,031.06, 1,296,047,621.49 and 727,564,931.90

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Solution

The fourth proportional to 940,552,031.06, 1,296,047,621.49 and 727,564,931.90 is: 1,002,558,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,552,031.06 : 1,296,047,621.49 = 727,564,931.90 : x
  2. Step 2: Convert to fraction form
    940,552,031.06/1,296,047,621.49 = 727,564,931.90/x
  3. Step 3: Cross multiply
    940,552,031.06x = 1,296,047,621.49 × 727,564,931.90
  4. Step 4: Simplify right side
    940,552,031.06x = 942,958,799,468,528,768
  5. Step 5: Solve for x
    x = 942,958,799,468,528,768/940,552,031.06
  6. Step 6: Final answer
    x = 1,002,558,889.17

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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.