Home / 60,495,249,863.05-90,741,628,689.98-20,161,030,654.32

Finding the Fourth Proportional to 60,495,249,863.05, 90,741,628,689.98 and 20,161,030,654.32

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Solution

The fourth proportional to 60,495,249,863.05, 90,741,628,689.98 and 20,161,030,654.32 is: 30,241,130,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,495,249,863.05 : 90,741,628,689.98 = 20,161,030,654.32 : x
  2. Step 2: Convert to fraction form
    60,495,249,863.05/90,741,628,689.98 = 20,161,030,654.32/x
  3. Step 3: Cross multiply
    60,495,249,863.05x = 90,741,628,689.98 × 20,161,030,654.32
  4. Step 4: Simplify right side
    60,495,249,863.05x = 1,829,444,757,641,609,871,360
  5. Step 5: Solve for x
    x = 1,829,444,757,641,609,871,360/60,495,249,863.05
  6. Step 6: Final answer
    x = 30,241,130,696.76

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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.