Home / 20,435,602,023.15-30,647,663,471.93-6,465,506,167.95

Finding the Fourth Proportional to 20,435,602,023.15, 30,647,663,471.93 and 6,465,506,167.95

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Solution

The fourth proportional to 20,435,602,023.15, 30,647,663,471.93 and 6,465,506,167.95 is: 9,696,443,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,435,602,023.15 : 30,647,663,471.93 = 6,465,506,167.95 : x
  2. Step 2: Convert to fraction form
    20,435,602,023.15/30,647,663,471.93 = 6,465,506,167.95/x
  3. Step 3: Cross multiply
    20,435,602,023.15x = 30,647,663,471.93 × 6,465,506,167.95
  4. Step 4: Simplify right side
    20,435,602,023.15x = 198,152,657,210,986,987,520
  5. Step 5: Solve for x
    x = 198,152,657,210,986,987,520/20,435,602,023.15
  6. Step 6: Final answer
    x = 9,696,443,343.66

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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.