Home / 85,030,656,175.80-127,545,984,263.70-49,621,663,510.20

Finding the Fourth Proportional to 85,030,656,175.80, 127,545,984,263.70 and 49,621,663,510.20

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Solution

The fourth proportional to 85,030,656,175.80, 127,545,984,263.70 and 49,621,663,510.20 is: 74,432,495,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,030,656,175.80 : 127,545,984,263.70 = 49,621,663,510.20 : x
  2. Step 2: Convert to fraction form
    85,030,656,175.80/127,545,984,263.70 = 49,621,663,510.20/x
  3. Step 3: Cross multiply
    85,030,656,175.80x = 127,545,984,263.70 × 49,621,663,510.20
  4. Step 4: Simplify right side
    85,030,656,175.80x = 6,329,043,913,210,584,891,392
  5. Step 5: Solve for x
    x = 6,329,043,913,210,584,891,392/85,030,656,175.80
  6. Step 6: Final answer
    x = 74,432,495,265.30

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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.