Home / 201,860,343,541.80-278,506,797,579.85-116,219,107,345.90

Finding the Fourth Proportional to 201,860,343,541.80, 278,506,797,579.85 and 116,219,107,345.90

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Solution

The fourth proportional to 201,860,343,541.80, 278,506,797,579.85 and 116,219,107,345.90 is: 160,347,549,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,860,343,541.80 : 278,506,797,579.85 = 116,219,107,345.90 : x
  2. Step 2: Convert to fraction form
    201,860,343,541.80/278,506,797,579.85 = 116,219,107,345.90/x
  3. Step 3: Cross multiply
    201,860,343,541.80x = 278,506,797,579.85 × 116,219,107,345.90
  4. Step 4: Simplify right side
    201,860,343,541.80x = 32,367,811,404,495,423,799,296
  5. Step 5: Solve for x
    x = 32,367,811,404,495,423,799,296/201,860,343,541.80
  6. Step 6: Final answer
    x = 160,347,549,382.79

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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.