Home / 403,572,931,533.16-605,359,979,921.30-164,807,580,593.77

Finding the Fourth Proportional to 403,572,931,533.16, 605,359,979,921.30 and 164,807,580,593.77

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Solution

The fourth proportional to 403,572,931,533.16, 605,359,979,921.30 and 164,807,580,593.77 is: 247,211,608,816.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,572,931,533.16 : 605,359,979,921.30 = 164,807,580,593.77 : x
  2. Step 2: Convert to fraction form
    403,572,931,533.16/605,359,979,921.30 = 164,807,580,593.77/x
  3. Step 3: Cross multiply
    403,572,931,533.16x = 605,359,979,921.30 × 164,807,580,593.77
  4. Step 4: Simplify right side
    403,572,931,533.16x = 99,767,913,679,122,637,783,040
  5. Step 5: Solve for x
    x = 99,767,913,679,122,637,783,040/403,572,931,533.16
  6. Step 6: Final answer
    x = 247,211,608,816.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.