Home / 45,313,643,750.78-67,958,872,017.53-13,434,862,315.46

Finding the Fourth Proportional to 45,313,643,750.78, 67,958,872,017.53 and 13,434,862,315.46

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Solution

The fourth proportional to 45,313,643,750.78, 67,958,872,017.53 and 13,434,862,315.46 is: 20,148,856,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313,643,750.78 : 67,958,872,017.53 = 13,434,862,315.46 : x
  2. Step 2: Convert to fraction form
    45,313,643,750.78/67,958,872,017.53 = 13,434,862,315.46/x
  3. Step 3: Cross multiply
    45,313,643,750.78x = 67,958,872,017.53 × 13,434,862,315.46
  4. Step 4: Simplify right side
    45,313,643,750.78x = 913,018,088,669,551,656,960
  5. Step 5: Solve for x
    x = 913,018,088,669,551,656,960/45,313,643,750.78
  6. Step 6: Final answer
    x = 20,148,856,130.20

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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.