Home / 49,258,849,486.81-73,880,808,611.65-13,406,400,381.20

Finding the Fourth Proportional to 49,258,849,486.81, 73,880,808,611.65 and 13,406,400,381.20

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Solution

The fourth proportional to 49,258,849,486.81, 73,880,808,611.65 and 13,406,400,381.20 is: 20,107,568,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,258,849,486.81 : 73,880,808,611.65 = 13,406,400,381.20 : x
  2. Step 2: Convert to fraction form
    49,258,849,486.81/73,880,808,611.65 = 13,406,400,381.20/x
  3. Step 3: Cross multiply
    49,258,849,486.81x = 73,880,808,611.65 × 13,406,400,381.20
  4. Step 4: Simplify right side
    49,258,849,486.81x = 990,475,700,734,440,898,560
  5. Step 5: Solve for x
    x = 990,475,700,734,440,898,560/49,258,849,486.81
  6. Step 6: Final answer
    x = 20,107,568,712.09

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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.