Home / 403,572,931,490.24-605,359,979,856.96-164,807,580,550.90

Finding the Fourth Proportional to 403,572,931,490.24, 605,359,979,856.96 and 164,807,580,550.90

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Solution

The fourth proportional to 403,572,931,490.24, 605,359,979,856.96 and 164,807,580,550.90 is: 247,211,608,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,572,931,490.24 : 605,359,979,856.96 = 164,807,580,550.90 : x
  2. Step 2: Convert to fraction form
    403,572,931,490.24/605,359,979,856.96 = 164,807,580,550.90/x
  3. Step 3: Cross multiply
    403,572,931,490.24x = 605,359,979,856.96 × 164,807,580,550.90
  4. Step 4: Simplify right side
    403,572,931,490.24x = 99,767,913,642,567,130,939,392
  5. Step 5: Solve for x
    x = 99,767,913,642,567,130,939,392/403,572,931,490.24
  6. Step 6: Final answer
    x = 247,211,608,752.26

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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.