Home / 45,313,643,751.53-67,958,872,018.65-13,434,862,316.21

Finding the Fourth Proportional to 45,313,643,751.53, 67,958,872,018.65 and 13,434,862,316.21

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Solution

The fourth proportional to 45,313,643,751.53, 67,958,872,018.65 and 13,434,862,316.21 is: 20,148,856,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313,643,751.53 : 67,958,872,018.65 = 13,434,862,316.21 : x
  2. Step 2: Convert to fraction form
    45,313,643,751.53/67,958,872,018.65 = 13,434,862,316.21/x
  3. Step 3: Cross multiply
    45,313,643,751.53x = 67,958,872,018.65 × 13,434,862,316.21
  4. Step 4: Simplify right side
    45,313,643,751.53x = 913,018,088,735,635,013,632
  5. Step 5: Solve for x
    x = 913,018,088,735,635,013,632/45,313,643,751.53
  6. Step 6: Final answer
    x = 20,148,856,131.33

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1.5x scale

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.