Home / 403,572,931,524.17-605,359,979,907.55-164,807,580,584.51

Finding the Fourth Proportional to 403,572,931,524.17, 605,359,979,907.55 and 164,807,580,584.51

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Solution

The fourth proportional to 403,572,931,524.17, 605,359,979,907.55 and 164,807,580,584.51 is: 247,211,608,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,572,931,524.17 : 605,359,979,907.55 = 164,807,580,584.51 : x
  2. Step 2: Convert to fraction form
    403,572,931,524.17/605,359,979,907.55 = 164,807,580,584.51/x
  3. Step 3: Cross multiply
    403,572,931,524.17x = 605,359,979,907.55 × 164,807,580,584.51
  4. Step 4: Simplify right side
    403,572,931,524.17x = 99,767,913,671,250,919,030,784
  5. Step 5: Solve for x
    x = 99,767,913,671,250,919,030,784/403,572,931,524.17
  6. Step 6: Final answer
    x = 247,211,608,802.55

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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.