Home / 201,860,343,543.30-278,506,797,581.92-116,219,107,347.40

Finding the Fourth Proportional to 201,860,343,543.30, 278,506,797,581.92 and 116,219,107,347.40

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Solution

The fourth proportional to 201,860,343,543.30, 278,506,797,581.92 and 116,219,107,347.40 is: 160,347,549,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,860,343,543.30 : 278,506,797,581.92 = 116,219,107,347.40 : x
  2. Step 2: Convert to fraction form
    201,860,343,543.30/278,506,797,581.92 = 116,219,107,347.40/x
  3. Step 3: Cross multiply
    201,860,343,543.30x = 278,506,797,581.92 × 116,219,107,347.40
  4. Step 4: Simplify right side
    201,860,343,543.30x = 32,367,811,405,153,757,560,832
  5. Step 5: Solve for x
    x = 32,367,811,405,153,757,560,832/201,860,343,543.30
  6. Step 6: Final answer
    x = 160,347,549,384.86

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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.