Home / 224,412,480,569.99-309,689,390,151.78-121,530,398,870.23

Finding the Fourth Proportional to 224,412,480,569.99, 309,689,390,151.78 and 121,530,398,870.23

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Solution

The fourth proportional to 224,412,480,569.99, 309,689,390,151.78 and 121,530,398,870.23 is: 167,712,040,860.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,412,480,569.99 : 309,689,390,151.78 = 121,530,398,870.23 : x
  2. Step 2: Convert to fraction form
    224,412,480,569.99/309,689,390,151.78 = 121,530,398,870.23/x
  3. Step 3: Cross multiply
    224,412,480,569.99x = 309,689,390,151.78 × 121,530,398,870.23
  4. Step 4: Simplify right side
    224,412,480,569.99x = 37,636,675,111,024,104,308,736
  5. Step 5: Solve for x
    x = 37,636,675,111,024,104,308,736/224,412,480,569.99
  6. Step 6: Final answer
    x = 167,712,040,860.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.