Home / 97,106,689,915.20-145,664,065,951.20-30,855,916,411.20

Finding the Fourth Proportional to 97,106,689,915.20, 145,664,065,951.20 and 30,855,916,411.20

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Solution

The fourth proportional to 97,106,689,915.20, 145,664,065,951.20 and 30,855,916,411.20 is: 46,285,155,502.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,106,689,915.20 : 145,664,065,951.20 = 30,855,916,411.20 : x
  2. Step 2: Convert to fraction form
    97,106,689,915.20/145,664,065,951.20 = 30,855,916,411.20/x
  3. Step 3: Cross multiply
    97,106,689,915.20x = 145,664,065,951.20 × 30,855,916,411.20
  4. Step 4: Simplify right side
    97,106,689,915.20x = 4,494,598,243,105,751,695,360
  5. Step 5: Solve for x
    x = 4,494,598,243,105,751,695,360/97,106,689,915.20
  6. Step 6: Final answer
    x = 46,285,155,502.99

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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.