Home / 19,593,462,275.72-29,371,574,082.88-12,491,008,402.40

Finding the Fourth Proportional to 19,593,462,275.72, 29,371,574,082.88 and 12,491,008,402.40

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Solution

The fourth proportional to 19,593,462,275.72, 29,371,574,082.88 and 12,491,008,402.40 is: 18,724,642,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593,462,275.72 : 29,371,574,082.88 = 12,491,008,402.40 : x
  2. Step 2: Convert to fraction form
    19,593,462,275.72/29,371,574,082.88 = 12,491,008,402.40/x
  3. Step 3: Cross multiply
    19,593,462,275.72x = 29,371,574,082.88 × 12,491,008,402.40
  4. Step 4: Simplify right side
    19,593,462,275.72x = 366,880,578,660,968,169,472
  5. Step 5: Solve for x
    x = 366,880,578,660,968,169,472/19,593,462,275.72
  6. Step 6: Final answer
    x = 18,724,642,612.84

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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.