Home / 207,896,664,125.42-311,307,927,860.88-143,483,112,089.18

Finding the Fourth Proportional to 207,896,664,125.42, 311,307,927,860.88 and 143,483,112,089.18

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Solution

The fourth proportional to 207,896,664,125.42, 311,307,927,860.88 and 143,483,112,089.18 is: 214,854,002,085.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,896,664,125.42 : 311,307,927,860.88 = 143,483,112,089.18 : x
  2. Step 2: Convert to fraction form
    207,896,664,125.42/311,307,927,860.88 = 143,483,112,089.18/x
  3. Step 3: Cross multiply
    207,896,664,125.42x = 311,307,927,860.88 × 143,483,112,089.18
  4. Step 4: Simplify right side
    207,896,664,125.42x = 44,667,430,307,513,006,817,280
  5. Step 5: Solve for x
    x = 44,667,430,307,513,006,817,280/207,896,664,125.42
  6. Step 6: Final answer
    x = 214,854,002,085.22

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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.