Home / 847,051,344,186.30-1,270,577,016,279.50-316,991,240,480.70

Finding the Fourth Proportional to 847,051,344,186.30, 1,270,577,016,279.50 and 316,991,240,480.70

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Solution

The fourth proportional to 847,051,344,186.30, 1,270,577,016,279.50 and 316,991,240,480.70 is: 475,486,860,721.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,051,344,186.30 : 1,270,577,016,279.50 = 316,991,240,480.70 : x
  2. Step 2: Convert to fraction form
    847,051,344,186.30/1,270,577,016,279.50 = 316,991,240,480.70/x
  3. Step 3: Cross multiply
    847,051,344,186.30x = 1,270,577,016,279.50 × 316,991,240,480.70
  4. Step 4: Simplify right side
    847,051,344,186.30x = 402,761,784,516,705,312,047,104
  5. Step 5: Solve for x
    x = 402,761,784,516,705,312,047,104/847,051,344,186.30
  6. Step 6: Final answer
    x = 475,486,860,721.07

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Double scale
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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.