Home / 464,374,447.12-696,662,447.60-141,249,921.04

Finding the Fourth Proportional to 464,374,447.12, 696,662,447.60 and 141,249,921.04

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Solution

The fourth proportional to 464,374,447.12, 696,662,447.60 and 141,249,921.04 is: 211,905,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,374,447.12 : 696,662,447.60 = 141,249,921.04 : x
  2. Step 2: Convert to fraction form
    464,374,447.12/696,662,447.60 = 141,249,921.04/x
  3. Step 3: Cross multiply
    464,374,447.12x = 696,662,447.60 × 141,249,921.04
  4. Step 4: Simplify right side
    464,374,447.12x = 98,403,515,715,033,136
  5. Step 5: Solve for x
    x = 98,403,515,715,033,136/464,374,447.12
  6. Step 6: Final answer
    x = 211,905,535.12

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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.