Home / 8,931,509,532.70-13,397,264,299.05-3,689,375,508.70

Finding the Fourth Proportional to 8,931,509,532.70, 13,397,264,299.05 and 3,689,375,508.70

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Solution

The fourth proportional to 8,931,509,532.70, 13,397,264,299.05 and 3,689,375,508.70 is: 5,534,063,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,509,532.70 : 13,397,264,299.05 = 3,689,375,508.70 : x
  2. Step 2: Convert to fraction form
    8,931,509,532.70/13,397,264,299.05 = 3,689,375,508.70/x
  3. Step 3: Cross multiply
    8,931,509,532.70x = 13,397,264,299.05 × 3,689,375,508.70
  4. Step 4: Simplify right side
    8,931,509,532.70x = 49,427,538,788,495,933,440
  5. Step 5: Solve for x
    x = 49,427,538,788,495,933,440/8,931,509,532.70
  6. Step 6: Final answer
    x = 5,534,063,263.05

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1.5x scale

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.