Home / 868,415,349.84-1,301,555,824.71-401,445,118.32

Finding the Fourth Proportional to 868,415,349.84, 1,301,555,824.71 and 401,445,118.32

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Solution

The fourth proportional to 868,415,349.84, 1,301,555,824.71 and 401,445,118.32 is: 601,674,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,415,349.84 : 1,301,555,824.71 = 401,445,118.32 : x
  2. Step 2: Convert to fraction form
    868,415,349.84/1,301,555,824.71 = 401,445,118.32/x
  3. Step 3: Cross multiply
    868,415,349.84x = 1,301,555,824.71 × 401,445,118.32
  4. Step 4: Simplify right side
    868,415,349.84x = 522,503,232,050,791,104
  5. Step 5: Solve for x
    x = 522,503,232,050,791,104/868,415,349.84
  6. Step 6: Final answer
    x = 601,674,339.53

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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.