Home / 12,643,509,411,085-18,961,584,888,927-4,897,049,184,709.20

Finding the Fourth Proportional to 12,643,509,411,085, 18,961,584,888,927 and 4,897,049,184,709.20

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Solution

The fourth proportional to 12,643,509,411,085, 18,961,584,888,927 and 4,897,049,184,709.20 is: 7,344,148,748,740.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,509,411,085 : 18,961,584,888,927 = 4,897,049,184,709.20 : x
  2. Step 2: Convert to fraction form
    12,643,509,411,085/18,961,584,888,927 = 4,897,049,184,709.20/x
  3. Step 3: Cross multiply
    12,643,509,411,085x = 18,961,584,888,927 × 4,897,049,184,709.20
  4. Step 4: Simplify right side
    12,643,509,411,085x = 92,855,813,821,114,257,177,051,136
  5. Step 5: Solve for x
    x = 92,855,813,821,114,257,177,051,136/12,643,509,411,085
  6. Step 6: Final answer
    x = 7,344,148,748,740.94

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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.