Home / 98,328,035.80-147,492,053.70-67,717,034.20

Finding the Fourth Proportional to 98,328,035.80, 147,492,053.70 and 67,717,034.20

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Solution

The fourth proportional to 98,328,035.80, 147,492,053.70 and 67,717,034.20 is: 101,575,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,328,035.80 : 147,492,053.70 = 67,717,034.20 : x
  2. Step 2: Convert to fraction form
    98,328,035.80/147,492,053.70 = 67,717,034.20/x
  3. Step 3: Cross multiply
    98,328,035.80x = 147,492,053.70 × 67,717,034.20
  4. Step 4: Simplify right side
    98,328,035.80x = 9,987,724,444,631,136
  5. Step 5: Solve for x
    x = 9,987,724,444,631,136/98,328,035.80
  6. Step 6: Final answer
    x = 101,575,551.30

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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.