Home / 156,151,502,108.01-215,519,976,675.89-101,286,668,652.24

Finding the Fourth Proportional to 156,151,502,108.01, 215,519,976,675.89 and 101,286,668,652.24

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Solution

The fourth proportional to 156,151,502,108.01, 215,519,976,675.89 and 101,286,668,652.24 is: 139,795,648,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,151,502,108.01 : 215,519,976,675.89 = 101,286,668,652.24 : x
  2. Step 2: Convert to fraction form
    156,151,502,108.01/215,519,976,675.89 = 101,286,668,652.24/x
  3. Step 3: Cross multiply
    156,151,502,108.01x = 215,519,976,675.89 × 101,286,668,652.24
  4. Step 4: Simplify right side
    156,151,502,108.01x = 21,829,300,465,509,366,497,280
  5. Step 5: Solve for x
    x = 21,829,300,465,509,366,497,280/156,151,502,108.01
  6. Step 6: Final answer
    x = 139,795,648,269.91

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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.