Home / 219,451,248,627.60-329,176,872,941.40-70,406,281,837.20

Finding the Fourth Proportional to 219,451,248,627.60, 329,176,872,941.40 and 70,406,281,837.20

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Solution

The fourth proportional to 219,451,248,627.60, 329,176,872,941.40 and 70,406,281,837.20 is: 105,609,422,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,451,248,627.60 : 329,176,872,941.40 = 70,406,281,837.20 : x
  2. Step 2: Convert to fraction form
    219,451,248,627.60/329,176,872,941.40 = 70,406,281,837.20/x
  3. Step 3: Cross multiply
    219,451,248,627.60x = 329,176,872,941.40 × 70,406,281,837.20
  4. Step 4: Simplify right side
    219,451,248,627.60x = 23,176,119,690,600,384,561,152
  5. Step 5: Solve for x
    x = 23,176,119,690,600,384,561,152/219,451,248,627.60
  6. Step 6: Final answer
    x = 105,609,422,755.80

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1.5x scale

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.