Home / 113,173,816,360.77-156,180,352,128.29-61,733,497,206.72

Finding the Fourth Proportional to 113,173,816,360.77, 156,180,352,128.29 and 61,733,497,206.72

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Solution

The fourth proportional to 113,173,816,360.77, 156,180,352,128.29 and 61,733,497,206.72 is: 85,192,491,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,173,816,360.77 : 156,180,352,128.29 = 61,733,497,206.72 : x
  2. Step 2: Convert to fraction form
    113,173,816,360.77/156,180,352,128.29 = 61,733,497,206.72/x
  3. Step 3: Cross multiply
    113,173,816,360.77x = 156,180,352,128.29 × 61,733,497,206.72
  4. Step 4: Simplify right side
    113,173,816,360.77x = 9,641,559,331,855,556,149,248
  5. Step 5: Solve for x
    x = 9,641,559,331,855,556,149,248/113,173,816,360.77
  6. Step 6: Final answer
    x = 85,192,491,000.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.