Home / 98,411,438.80-147,617,158.20-53,061,806.80

Finding the Fourth Proportional to 98,411,438.80, 147,617,158.20 and 53,061,806.80

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Solution

The fourth proportional to 98,411,438.80, 147,617,158.20 and 53,061,806.80 is: 79,592,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,411,438.80 : 147,617,158.20 = 53,061,806.80 : x
  2. Step 2: Convert to fraction form
    98,411,438.80/147,617,158.20 = 53,061,806.80/x
  3. Step 3: Cross multiply
    98,411,438.80x = 147,617,158.20 × 53,061,806.80
  4. Step 4: Simplify right side
    98,411,438.80x = 7,832,833,128,773,435
  5. Step 5: Solve for x
    x = 7,832,833,128,773,435/98,411,438.80
  6. Step 6: Final answer
    x = 79,592,710.20

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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.