Home / 60,495,249,850.42-90,741,628,671.04-20,161,030,641.69

Finding the Fourth Proportional to 60,495,249,850.42, 90,741,628,671.04 and 20,161,030,641.69

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Solution

The fourth proportional to 60,495,249,850.42, 90,741,628,671.04 and 20,161,030,641.69 is: 30,241,130,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,495,249,850.42 : 90,741,628,671.04 = 20,161,030,641.69 : x
  2. Step 2: Convert to fraction form
    60,495,249,850.42/90,741,628,671.04 = 20,161,030,641.69/x
  3. Step 3: Cross multiply
    60,495,249,850.42x = 90,741,628,671.04 × 20,161,030,641.69
  4. Step 4: Simplify right side
    60,495,249,850.42x = 1,829,444,756,113,693,081,600
  5. Step 5: Solve for x
    x = 1,829,444,756,113,693,081,600/60,495,249,850.42
  6. Step 6: Final answer
    x = 30,241,130,677.82

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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.