Home / 20,865,410,117,487-31,312,411,715,523-7,282,314,594,120.50

Finding the Fourth Proportional to 20,865,410,117,487, 31,312,411,715,523 and 7,282,314,594,120.50

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Solution

The fourth proportional to 20,865,410,117,487, 31,312,411,715,523 and 7,282,314,594,120.50 is: 10,928,461,579,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,865,410,117,487 : 31,312,411,715,523 = 7,282,314,594,120.50 : x
  2. Step 2: Convert to fraction form
    20,865,410,117,487/31,312,411,715,523 = 7,282,314,594,120.50/x
  3. Step 3: Cross multiply
    20,865,410,117,487x = 31,312,411,715,523 × 7,282,314,594,120.50
  4. Step 4: Simplify right side
    20,865,410,117,487x = 228,026,832,813,062,855,510,196,224
  5. Step 5: Solve for x
    x = 228,026,832,813,062,855,510,196,224/20,865,410,117,487
  6. Step 6: Final answer
    x = 10,928,461,579,672.32

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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.