Home / 60,495,249,849.42-90,741,628,669.54-20,161,030,640.69

Finding the Fourth Proportional to 60,495,249,849.42, 90,741,628,669.54 and 20,161,030,640.69

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Solution

The fourth proportional to 60,495,249,849.42, 90,741,628,669.54 and 20,161,030,640.69 is: 30,241,130,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,495,249,849.42 : 90,741,628,669.54 = 20,161,030,640.69 : x
  2. Step 2: Convert to fraction form
    60,495,249,849.42/90,741,628,669.54 = 20,161,030,640.69/x
  3. Step 3: Cross multiply
    60,495,249,849.42x = 90,741,628,669.54 × 20,161,030,640.69
  4. Step 4: Simplify right side
    60,495,249,849.42x = 1,829,444,755,992,709,955,584
  5. Step 5: Solve for x
    x = 1,829,444,755,992,709,955,584/60,495,249,849.42
  6. Step 6: Final answer
    x = 30,241,130,676.32

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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.