Home / 98,708,024.99-148,006,685.16-67,618,808.51

Finding the Fourth Proportional to 98,708,024.99, 148,006,685.16 and 67,618,808.51

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Solution

The fourth proportional to 98,708,024.99, 148,006,685.16 and 67,618,808.51 is: 101,390,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,708,024.99 : 148,006,685.16 = 67,618,808.51 : x
  2. Step 2: Convert to fraction form
    98,708,024.99/148,006,685.16 = 67,618,808.51/x
  3. Step 3: Cross multiply
    98,708,024.99x = 148,006,685.16 × 67,618,808.51
  4. Step 4: Simplify right side
    98,708,024.99x = 10,008,035,701,293,864
  5. Step 5: Solve for x
    x = 10,008,035,701,293,864/98,708,024.99
  6. Step 6: Final answer
    x = 101,390,294.28

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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.