Home / 13,768,741,717.08-20,610,360,312.30-7,457,495,717.40

Finding the Fourth Proportional to 13,768,741,717.08, 20,610,360,312.30 and 7,457,495,717.40

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Solution

The fourth proportional to 13,768,741,717.08, 20,610,360,312.30 and 7,457,495,717.40 is: 11,163,087,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768,741,717.08 : 20,610,360,312.30 = 7,457,495,717.40 : x
  2. Step 2: Convert to fraction form
    13,768,741,717.08/20,610,360,312.30 = 7,457,495,717.40/x
  3. Step 3: Cross multiply
    13,768,741,717.08x = 20,610,360,312.30 × 7,457,495,717.40
  4. Step 4: Simplify right side
    13,768,741,717.08x = 153,701,673,763,048,161,280
  5. Step 5: Solve for x
    x = 153,701,673,763,048,161,280/13,768,741,717.08
  6. Step 6: Final answer
    x = 11,163,087,878.42

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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.